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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 $1,027 AUD
$720 USD
As of November 2, 2026
Save $4,752 AUD (82%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,779 AUD at Do Amore Diamonds · As of November 2, 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 2, 2026, with prices from $1,027 to $5,779, a $4,752 spread on the same certified stone. Do Amore Diamonds lists it at $5,779. 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 2
Current: $5,779 AUD|Low: $1,027 AUD|High: $5,779 AUD|Avg: $2,362 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 6$1,027 AUD
Retailer 3$1,037 AUD
Retailer 8$1,237 AUD
Retailer 7$1,264 AUD
Retailer 9$1,370 AUD
Retailer 2$1,935 AUD
Retailer 10$2,414 AUD
Retailer 5$2,775 AUD
Retailer 11$3,068 AUD
Retailer 4$3,720 AUD
Do Amore Diamonds$5,779 AUD

20 data points across 11 retailers

9 retailers$1,027 AUD to $5,779 AUD

A
Cheapest Retailer
-
$1,027 AUD
$720 USD
A
Retailer 2
-
$1,237 AUD
$867 USD
View
B+
Retailer 3
-
$1,264 AUD
$886 USD
View
A
Retailer 4
-
$1,370 AUD
$960 USD
View
A
Retailer 5
-
$1,935 AUD
ZAR 21,904 ZAR
View
B+
Retailer 6
-
$2,775 AUD
$1,945 USD
View
B+
Retailer 7
-
$3,068 AUD
$2,150 USD
View
B+
Retailer 8
-
$3,720 AUD
£2,053 GBP
View
Most Expensive
B
Do Amore Diamonds
27-80F78B85C · Nov 2
$5,779 AUD
$4,050 USD
View
8 more retailers have this diamond
Prices start from $1,027 AUDSave up to $4,752 AUD

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
$1,027 AUD