Round|Lab Grown|IGI

10.51ct E VVS2 Round Lab Grown Diamond

EX • E/VVS2 • IGI LG816685597

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816685597

Diamond specifications and retailer prices

From $5,941 USD
£4,678 GBP
As of November 1, 2026
Save $22,769 USD (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $28,710 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.51ct lab-grown round diamond

This 10.51ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816685597 or 816685597. Listed at 8 retailers as of October 31, 2026, with prices from $5,941 to $28,710, a $22,769 spread on the same certified stone. Brilliant Earth lists it at $28,710. 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

10.51
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816685597
Dimensions14.15 × 14.11 × 8.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.15 mm14.11 mm10.51 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816685597
Side View
Table 61.0%Crown 33.2°Girdle: Slightly ThickPavilion 40.3°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $28,710 USD|Low: $4,440 USD|High: $29,590 USD|Avg: $10,180 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 9$4,440 USD
Retailer 2$5,941 USD
Retailer 5$5,989 USD
Retailer 8$6,327 USD
Retailer 4$6,391 USD
Retailer 3$7,041 USD
Retailer 10$8,353 USD
Retailer 7$10,405 USD
Retailer 6$16,121 USD
Brilliant Earth$28,710 USD

11 data points across 10 retailers

8 retailers$5,941 USD to $28,710 USD

A
Cheapest Retailer
-
$5,941 USD
£4,678 GBP
A
Retailer 2
-
$5,989 USD
View
B+
Retailer 3
-
$6,391 USD
View
B+
Retailer 4
-
$7,041 USD
ZAR 113,740 ZAR
View
Retailer 5
-
$8,353 USD
View
Price last confirmed 104 days ago
B
Retailer 6
-
$10,405 USD
View
B
Retailer 7
-
$16,121 USD
View
Most Expensive
B
Brilliant Earth
21525691Y · Oct 31
$28,710 USD
View
7 more retailers have this diamond
Prices start from $5,941 USDSave up to $22,769 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.

A
10.51ct Round
$5,941 USD