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{"id":8988912877796,"title":"Natural Blue Diamond 1.38 Ct Round 7.1mm I3 Loose Blue Diamond Rare Colored Diamond for Engagement Ring Jewelry","handle":"natural-blue-diamond-1-38-ct-round-7-1mm-i3-loose-blue-diamond-rare-colored-diamond-for-engagement-ring-jewelry","description":"\u003cp\u003e\u003cspan\u003eProduct Description\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eDiscover the rare beauty of this Natural Blue Diamond 1.38 Ct, featuring a classic round shape and a captivating natural blue color. With a larger 7.1 mm size, this diamond offers strong visual presence, making it an excellent choice for bold and unique jewelry designs.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis loose natural blue diamond is perfect for those seeking a distinctive alternative to traditional diamonds. Its rare color and impressive size make it ideal for engagement rings, pendants, or custom statement jewelry.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHighlights\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStone: Natural Blue Diamond\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 1.38 Carat\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShape\/Cut: Round\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMeasurements: 7.1 x 7.1 x 4.3 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eColor: Natural Blue\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eClarity: I3 (Included)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHardness: 10 (Mohs Scale)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRare \u0026amp; Unique: Natural blue diamonds are highly collectible and uncommon\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLarge Size Presence: 7.1 mm offers a bold and noticeable look\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDurable Gemstone: Suitable for everyday jewelry wear\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAffordable Entry to Rare Color: I3 clarity offers value for size and rarity\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSymbolic Meaning: Represents trust, strength, and calmness\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUsage\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis natural blue diamond 1.38 ct is perfect for:\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCustom blue diamond engagement rings\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatement pendant necklaces\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesigner fine jewelry creations\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUnique men’s or unisex jewelry\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSpecial anniversary or luxury gifts\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIdeal for buyers searching for a large natural blue diamond loose stone for custom ring or pendant setting.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eQuality Assurance\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEach diamond is inspected to ensure authenticity and quality. We offer genuine natural diamonds, suitable for fine jewelry. Certification can be arranged upon request.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eShop Policies\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eProcessing Time: 1–2 business days\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShipping: Secure, trackable worldwide shipping\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eReturns: 30-day return policy\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCertification: Available upon request\u003c\/span\u003e\u003c\/p\u003e","published_at":"2026-04-06T18:30:15-04:00","created_at":"2026-04-06T18:30:13-04:00","vendor":"Instagem","type":"Blue Diamond","tags":["1.38 ct diamond","blue diamond","engagement stone","fine diamond","gemstone supply","jewelry stone","mens diamond","round diamond","unique diamond"],"price":75900,"price_min":75900,"price_max":75900,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":48661754020068,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"MSX13448","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Natural Blue Diamond 1.38 Ct Round 7.1mm I3 Loose Blue Diamond Rare Colored Diamond for Engagement Ring Jewelry","public_title":null,"options":["Default Title"],"price":75900,"weight":2,"compare_at_price":null,"inventory_management":"shopify","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4533_726b148e-88a8-409f-8b6c-8f16e5cc84a8.jpg?v=1775514554","\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4534_6bbd6317-e5a2-4820-b728-8fb6680f017b.jpg?v=1775514553","\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4535.jpg?v=1775514554","\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4536_06f08a18-0474-4d36-97eb-eaeb3da57843.jpg?v=1775514554","\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4538.jpg?v=1775514554"],"featured_image":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4533_726b148e-88a8-409f-8b6c-8f16e5cc84a8.jpg?v=1775514554","options":["Title"],"media":[{"alt":"Natural blue diamond 1.38 ct round 7.1mm loose gemstone","id":69337327304932,"position":1,"preview_image":{"aspect_ratio":0.75,"height":3331,"width":2498,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4533_726b148e-88a8-409f-8b6c-8f16e5cc84a8.jpg?v=1775514554"},"aspect_ratio":0.75,"height":3331,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4533_726b148e-88a8-409f-8b6c-8f16e5cc84a8.jpg?v=1775514554","width":2498},{"alt":null,"id":69337327337700,"position":2,"preview_image":{"aspect_ratio":0.75,"height":2935,"width":2201,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4534_6bbd6317-e5a2-4820-b728-8fb6680f017b.jpg?v=1775514553"},"aspect_ratio":0.75,"height":2935,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4534_6bbd6317-e5a2-4820-b728-8fb6680f017b.jpg?v=1775514553","width":2201},{"alt":"Blue diamond 7.1mm size for engagement ring setting","id":69337327370468,"position":3,"preview_image":{"aspect_ratio":0.75,"height":2924,"width":2193,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4535.jpg?v=1775514554"},"aspect_ratio":0.75,"height":2924,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4535.jpg?v=1775514554","width":2193},{"alt":null,"id":69337327403236,"position":4,"preview_image":{"aspect_ratio":0.75,"height":3492,"width":2619,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4536_06f08a18-0474-4d36-97eb-eaeb3da57843.jpg?v=1775514554"},"aspect_ratio":0.75,"height":3492,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4536_06f08a18-0474-4d36-97eb-eaeb3da57843.jpg?v=1775514554","width":2619},{"alt":null,"id":69337327436004,"position":5,"preview_image":{"aspect_ratio":0.781,"height":2855,"width":2230,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4538.jpg?v=1775514554"},"aspect_ratio":0.781,"height":2855,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_4538.jpg?v=1775514554","width":2230}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan\u003eProduct Description\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eDiscover the rare beauty of this Natural Blue Diamond 1.38 Ct, featuring a classic round shape and a captivating natural blue color. With a larger 7.1 mm size, this diamond offers strong visual presence, making it an excellent choice for bold and unique jewelry designs.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis loose natural blue diamond is perfect for those seeking a distinctive alternative to traditional diamonds. Its rare color and impressive size make it ideal for engagement rings, pendants, or custom statement jewelry.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHighlights\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStone: Natural Blue Diamond\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 1.38 Carat\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShape\/Cut: Round\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMeasurements: 7.1 x 7.1 x 4.3 mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eColor: Natural Blue\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eClarity: I3 (Included)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHardness: 10 (Mohs Scale)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRare \u0026amp; Unique: Natural blue diamonds are highly collectible and uncommon\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLarge Size Presence: 7.1 mm offers a bold and noticeable look\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDurable Gemstone: Suitable for everyday jewelry wear\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAffordable Entry to Rare Color: I3 clarity offers value for size and rarity\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSymbolic Meaning: Represents trust, strength, and calmness\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUsage\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis natural blue diamond 1.38 ct is perfect for:\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCustom blue diamond engagement rings\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStatement pendant necklaces\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDesigner fine jewelry creations\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUnique men’s or unisex jewelry\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSpecial anniversary or luxury gifts\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eIdeal for buyers searching for a large natural blue diamond loose stone for custom ring or pendant setting.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eQuality Assurance\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEach diamond is inspected to ensure authenticity and quality. We offer genuine natural diamonds, suitable for fine jewelry. Certification can be arranged upon request.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eShop Policies\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eProcessing Time: 1–2 business days\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eShipping: Secure, trackable worldwide shipping\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eReturns: 30-day return policy\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCertification: Available upon request\u003c\/span\u003e\u003c\/p\u003e"}

Natural Blue Diamond 1.38 Ct Round 7.1mm I3 Loose Blue Diamond Rare Colored Diamond for Engagement Ring Jewelry

$759.00
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30 Days Returns / Lifetime Warranty

Product Description

Discover the rare beauty of this Natural Blue Diamond 1.38 Ct, featuring a classic round shape and a captivating natural blue color. With a larger 7.1 mm size, this diamond offers strong visual presence, making it an excellent choice for bold and unique jewelry designs.

This loose natural blue diamond is perfect for those seeking a distinctive alternative to traditional diamonds. Its rare color and impressive size make it ideal for engagement rings, pendants, or custom statement jewelry.

Highlights
Stone: Natural Blue Diamond
Weight: 1.38 Carat
Shape/Cut: Round
Measurements: 7.1 x 7.1 x 4.3 mm
Color: Natural Blue
Clarity: I3 (Included)
Hardness: 10 (Mohs Scale)
Benefits
Rare & Unique: Natural blue diamonds are highly collectible and uncommon
Large Size Presence: 7.1 mm offers a bold and noticeable look
Durable Gemstone: Suitable for everyday jewelry wear
Affordable Entry to Rare Color: I3 clarity offers value for size and rarity
Symbolic Meaning: Represents trust, strength, and calmness
Usage

This natural blue diamond 1.38 ct is perfect for:

Custom blue diamond engagement rings
Statement pendant necklaces
Designer fine jewelry creations
Unique men’s or unisex jewelry
Special anniversary or luxury gifts

Ideal for buyers searching for a large natural blue diamond loose stone for custom ring or pendant setting.

Quality Assurance

Each diamond is inspected to ensure authenticity and quality. We offer genuine natural diamonds, suitable for fine jewelry. Certification can be arranged upon request.

Shop Policies
Processing Time: 1–2 business days
Shipping: Secure, trackable worldwide shipping
Returns: 30-day return policy
Certification: Available upon request

Sku: MSX13448
Our story unfolds over four decades – driven by attention to detail, knowledge of gemstones, and the pursuit of craftsmanship. Hailing from a family of jewelers from India, our forefathers have been dealing with diamonds and gemstones for more than a century. This heritage gives us an upper hand in the industry and in house experts.

Anand Jhalani, founder and President of TBR. International Inc. (Instagem.net) transformed the company from its inception in the 1980's in New York into a global hallmark of innovation, creativity and craftsmanship. He has traveled to over 50 countries and established relationships with the leading mines and facilities of Brazil, Africa, China, India, Thailand and USA.

Today, Instagem is a leading supplier of multitude of gemstones, natural diamonds, treated diamonds and jewelry. We now ship to more than 50 countries across the globe with major customer pool in the US. We have our manufacturing units and offices in New York, Mumbai and Jaipur.

Anand Jhalani

Amit Jhalani

Vishal Naik

Manish Singh

Nitesh Jadhav

Manpreet Bhamra

Saranya Vummidi

Jitu Jadhav

Sunder Singh

Amrit Pal

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30 DAY RETURNS 

TO RETURN OR EXCHANGE AN ITEM:
Instagem offers 30-day return on all products, no questions asked. We are confident about the quality, design and price of our products, however if you still have doubts, you can exchange or return the product within 30 days.

 

RETURN PROCESS

Please follow the Steps
1. Email us on info@instagem.net to Acquire the Authorization Number
2. Fill in the Return Form (Click here to Download Return Form)
3. Securely Pack the item – Make sure you keep the packing simple and simple as you do not want to attract unnecessary attention.

4. Things to Pack along- Return Form, Packing Slip and the Diamond Certificate if any and the original packing material.

 

Our Address

TBR. International Inc. 

7 West, 45th Street, Suite #1605
New York, NY 10036
Tel - 212-840-3660
Email - info@instagem.net
http://www.instagem.net

*Do not forget to clearly print your name and address on the package

*Instagem.net will not be responsible for any items lost or damaged while shipping.

*Please note that the 30 day money back guarantee is valid on all items except for Final sale items.

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