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Cushion|Lab Grown|IGI

12.10ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG831633438

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831633438

Diamond specifications and retailer prices

From HK$20,361 HKD
£2,043 GBP
As of November 2, 2026
Save HK$67,998 HKD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$88,359 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.1ct lab-grown cushion diamond

This 12.1ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831633438 or 831633438. Listed at 15 retailers as of October 31, 2026, with prices from HK$20,361 to HK$88,359, a HK$67,998 spread on the same certified stone. Taylor and Hart lists it at HK$88,359. 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

12.10
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831633438
Dimensions16.44 × 11.18 × 7.67 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.44 mm11.18 mm12.10 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831633438
Side View
Table 61.0%Crown 31.5°Girdle: STK-THKPavilion 37.5°Culet: NoneDepth 68.6%

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: Nov 2
Current: HK$20,361 HKD|Low: HK$20,355 HKD|High: HK$88,359 HKD|Avg: HK$45,364 HKD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
November 2, 2026
Retailer 1HK$20,361 HKD
Retailer 13HK$24,472 HKD
Retailer 4HK$25,351 HKD
Retailer 10HK$25,382 HKD
Retailer 3HK$28,803 HKD
Retailer 6HK$33,967 HKD
Retailer 11HK$36,233 HKD
Retailer 9HK$39,249 HKD
Retailer 5HK$43,764 HKD
Retailer 7HK$46,971 HKD
Retailer 12HK$63,687 HKD
Retailer 8HK$72,312 HKD
Retailer 2HK$75,401 HKD
Taylor and HartHK$88,359 HKD

43 data points across 14 retailers

15 retailersHK$20,361 HKD to HK$88,359 HKD

A
Cheapest Retailer
-
HK$20,361 HKD
£2,043 GBP
A
Retailer 2
-
HK$24,472 HKD
$3,119 USD
View
Final sale: no returns
Retailer 3
-
HK$25,351 HKD
$3,231 USD
View
Price last confirmed 21 days ago
A
Retailer 4
-
HK$25,382 HKD
$3,235 USD
View
A
Retailer 5
-
HK$28,803 HKD
$3,671 USD
View
A
Retailer 6
-
HK$33,967 HKD
£3,409 GBP
View
A
Retailer 7
-
HK$36,233 HKD
$4,618 USD
View
A
Retailer 8
-
HK$39,249 HKD
ZAR 80,813 ZAR
View
B+
Retailer 9
-
HK$43,764 HKD
£4,392 GBP
View
B+
Retailer 10
-
HK$46,971 HKD
A$9,210 AUD
View
Retailer 11
-
HK$50,647 HKD
$6,455 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
HK$63,687 HKD
$8,117 USD
View
B
Retailer 13
-
HK$72,312 HKD
A$14,179 AUD
View
B
Retailer 14
-
HK$75,401 HKD
$9,610 USD
View
Most Expensive
B
Taylor and Hart
DSF8BEI · Oct 31
HK$88,359 HKD
$11,261 USD
View
14 more retailers have this diamond
Prices start from HK$20,361 HKDSave up to HK$67,998 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
12.10ct Cushion
HK$20,361 HKD