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Round|Lab Grown|IGI

10.51ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG665415952

Shape and cutting style on the report: Round brilliant

Certificate IGI LG665415952

Diamond specifications and retailer prices

From $2,765 SGD
$2,163 USD
As of October 31, 2026
Save $18,571 SGD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $21,336 SGD 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665415952 or 665415952. Listed at 12 retailers as of October 31, 2026, with prices from $2,765 to $21,336, a $18,571 spread on the same certified stone. Brilliant Earth lists it at $21,336. 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
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665415952
Dimensions14.19 × 14.30 × 8.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.19 mm14.30 mm10.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665415952
Side View
Table 59.0%Crown 32.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.2%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $21,336 SGD|Low: $2,569 SGD|High: $22,001 SGD|Avg: $6,726 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 9$2,569 SGD
Retailer 11$2,765 SGD
Retailer 2$3,081 SGD
Retailer 6$4,434 SGD
Retailer 13$4,485 SGD
Retailer 5$4,500 SGD
Retailer 10$4,703 SGD
Retailer 7$5,019 SGD
Retailer 8$5,316 SGD
Retailer 4$8,281 SGD
Retailer 12$8,463 SGD
Retailer 3$10,029 SGD
Brilliant Earth$21,336 SGD

38 data points across 13 retailers

12 retailers$2,765 SGD to $21,336 SGD

Retailer 1
-
$2,569 SGD
£1,583 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
$2,765 SGD
$2,163 USD
View
Final sale: no returns
A
Retailer 3
-
$3,081 SGD
$2,410 USD
View
A
Retailer 4
-
$4,434 SGD
ZAR 56,034 ZAR
View
A
Retailer 5
-
$4,485 SGD
$3,508 USD
View
A
Retailer 6
-
$4,703 SGD
$3,679 USD
View
A
Retailer 7
-
$5,019 SGD
€3,739 EUR
View
Retailer 8
-
$5,316 SGD
A$6,397 AUD
View
Price last confirmed 9 days ago
Retailer 9
-
$8,281 SGD
$6,478 USD
View
Price last confirmed 111 days ago
B+
Retailer 10
-
$8,463 SGD
$6,620 USD
View
B
Retailer 11
-
$10,029 SGD
$7,845 USD
View
Most Expensive
B
Brilliant Earth
21027069A · Oct 31
$21,336 SGD
$16,690 USD
View
11 more retailers have this diamond
Prices start from $2,765 SGDSave up to $18,571 SGD

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
$2,765 SGD