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Round|Lab Grown|IGI

10.31ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG665404035

Shape and cutting style on the report: Round brilliant

Certificate IGI LG665404035

Diamond specifications and retailer prices

From HK$16,099 HKD
$2,052 USD
As of October 31, 2026
Save HK$104,277 HKD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$120,377 HKD at Brilliance · As of November 1, 2026
View at Brilliance

About this 10.31ct lab-grown round diamond

This 10.31ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665404035 or 665404035. Listed at 20 retailers as of October 31, 2026, with prices from HK$16,099 to HK$120,377, a HK$104,277 spread on the same certified stone. Brilliance lists it at HK$120,377. 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

10.31
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665404035
Dimensions13.92 × 13.84 × 8.65 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
13.92 mm13.84 mm10.31 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665404035
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.2%

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: Oct 31
Current: HK$44,956 HKD|Low: HK$15,699 HKD|High: HK$114,704 HKD|Avg: HK$40,447 HKD|-7.5%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 5HK$16,099 HKD
Retailer 10HK$18,006 HKD
Retailer 12HK$23,399 HKD
Retailer 9HK$23,572 HKD
Retailer 13HK$23,851 HKD
Retailer 11HK$25,826 HKD
Retailer 3HK$28,064 HKD
Retailer 7HK$28,594 HKD
Retailer 2HK$30,909 HKD
Retailer 6HK$36,759 HKD
BrillianceHK$44,956 HKD
Retailer 16HK$47,913 HKD
Retailer 14HK$52,668 HKD
Retailer 15HK$58,459 HKD
Retailer 8HK$70,980 HKD
Retailer 4HK$108,192 HKD

36 data points across 16 retailers

20 retailersHK$16,099 HKD to HK$120,377 HKD

Retailer 1
-
HK$14,868 HKD
$1,895 USD
Price last confirmed 21 days ago
A
Retailer 2
-
HK$16,099 HKD
$2,052 USD
View
Final sale: no returns
Retailer 3
-
HK$17,253 HKD
$2,199 USD
View
Price last confirmed 21 days ago
Retailer 4
-
HK$17,253 HKD
$2,199 USD
View
Price last confirmed 22 days ago
A
Retailer 5
-
HK$18,006 HKD
$2,295 USD
View
A
Retailer 6
-
HK$23,399 HKD
View
A
Retailer 7
-
HK$23,572 HKD
£2,366 GBP
View
B+
Retailer 8
-
HK$23,851 HKD
$3,040 USD
View
A
Retailer 9
-
HK$25,826 HKD
ZAR 53,178 ZAR
View
A
Retailer 10
-
HK$28,064 HKD
$3,577 USD
View
A
Retailer 11
-
HK$30,909 HKD
A$6,061 AUD
View
Retailer 12
-
HK$32,332 HKD
$4,121 USD
View
Price last confirmed 22 days ago
A
Retailer 13
-
HK$36,759 HKD
CA$6,507 CAD
View
B+
Retailer 14
-
HK$44,956 HKD
$5,730 USD
View
B+
Retailer 15
-
HK$47,913 HKD
$6,107 USD
View
B+
Retailer 16
-
HK$52,668 HKD
$6,713 USD
View
B+
Retailer 17
-
HK$58,459 HKD
$7,451 USD
View
Retailer 18
-
HK$70,980 HKD
$9,047 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
HK$108,192 HKD
$13,790 USD
View
Most Expensive
B
Brilliance
D33543049 · Nov 1
HK$120,377 HKD
$15,343 USD
View
19 more retailers have this diamond
Prices start from HK$16,099 HKDSave up to HK$104,277 HKD

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
10.31ct Round
HK$16,099 HKD