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Cushion|Lab Grown|IGI

3.12ct I VVS2 Cushion Lab Grown Diamond

EX • I/VVS2 • IGI LG665402427

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG665402427

Diamond specifications and retailer prices

From HK$5,649 HKD
As of November 5, 2026
Save HK$26,127 HKD (82%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$31,775 HKD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 3.12ct lab-grown cushion diamond

This 3.12ct lab-grown cushion sits in the three to five carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG665402427 or 665402427. Listed at 9 retailers as of November 4, 2026, with prices from HK$5,649 to HK$31,775, a HK$26,127 spread on the same certified stone. Do Amore Diamonds lists it at HK$31,775. 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

3.12
Carat
I
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665402427
Dimensions8.64 × 8.42 × 5.45 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.64 mm8.42 mm3.12 ctI / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665402427
Side View
Table 61.0%Crown 37.6°Girdle: MED-THKPavilion 37°Culet: NoneDepth 64.7%

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 5
Current: HK$31,775 HKD|Low: HK$5,649 HKD|High: HK$31,775 HKD|Avg: HK$13,019 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6HK$5,649 HKD
Retailer 3HK$5,696 HKD
Retailer 8HK$6,802 HKD
Retailer 7HK$6,951 HKD
Retailer 9HK$7,532 HKD
Retailer 4HK$10,631 HKD
Retailer 10HK$13,267 HKD
Retailer 5HK$15,260 HKD
Retailer 11HK$16,868 HKD
Retailer 2HK$20,391 HKD
Do Amore DiamondsHK$31,775 HKD

20 data points across 11 retailers

9 retailersHK$5,649 HKD to HK$31,775 HKD

A
Cheapest Retailer
-
HK$5,649 HKD
A
Retailer 2
-
HK$6,802 HKD
View
B+
Retailer 3
-
HK$6,951 HKD
View
A
Retailer 4
-
HK$7,532 HKD
View
A
Retailer 5
-
HK$10,631 HKD
View
B+
Retailer 6
-
HK$15,260 HKD
View
B+
Retailer 7
-
HK$16,868 HKD
View
B+
Retailer 8
-
HK$20,391 HKD
View
Most Expensive
B
Do Amore Diamonds
27-80F78B85C · Nov 4
HK$31,775 HKD
$4,050 USD
View
8 more retailers have this diamond
Prices start from HK$5,649 HKDSave up to HK$26,127 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
3.12ct Cushion
HK$5,649 HKD