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Radiant|Lab Grown|IGI

10.50ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG851615267

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG851615267

Diamond specifications and retailer prices

From $7,012 USD
As of October 31, 2026
Save $638 USD (8%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $7,650 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.5ct lab-grown radiant diamond

This 10.5ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851615267 or 851615267. Listed at 2 retailers as of October 31, 2026, with a relatively tight 9% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

10.50
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851615267
Dimensions15.87 × 10.79 × 7.02 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.87 mm10.79 mm10.50 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851615267
Side View
Table 65.0%Crown 40.7°Girdle: Slightly ThickPavilion 35°Culet: NoneDepth 65.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $7,012 USD|Low: $7,012 USD|High: $7,012 USD|Avg: $7,012 USD
October 31, 2026
Retailer 1$7,012 USD

1 data point across 1 retailer

2 retailers$7,012 USD to $7,650 USD

B
Cheapest Retailer
-
$7,012 USD
Most Expensive
B
Brilliant Earth
22374367A · Oct 31
$7,650 USD
View
1 more retailer has this diamond
Prices start from $7,012 USDSave up to $638 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
10.50ct Radiant
$7,012 USD