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Cushion|Lab Grown|IGI

3.09ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG528235321

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG528235321

Diamond specifications and retailer prices

From $820 SGD
$641 USD
As of October 31, 2026
Save $3,151 SGD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,971 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG528235321 or 528235321. Listed at 14 retailers as of October 29, 2026, with prices from $820 to $3,971, a $3,151 spread on the same certified stone. MOH London lists it at $3,971. 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

3.09
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.2°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528235321
Dimensions8.65 × 8.34 × 5.65 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Top View
8.65 mm8.34 mm3.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG528235321
Side View
Table 63.5%Crown 33.2°Girdle: THK-VTKPavilion 42.3°Culet: NoneDepth 67.7%

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: $3,971 SGD|Low: $775 SGD|High: $3,997 SGD|Avg: $2,045 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 3$820 SGD
Retailer 10$909 SGD
Retailer 7$1,049 SGD
Retailer 13$1,264 SGD
Retailer 9$1,400 SGD
Retailer 2$1,409 SGD
Retailer 11$1,443 SGD
Retailer 6$1,976 SGD
Retailer 12$2,651 SGD
Retailer 5$2,947 SGD
Retailer 4$3,052 SGD
Retailer 8$3,530 SGD
MOH London$3,971 SGD

40 data points across 13 retailers

14 retailers$820 SGD to $3,971 SGD

A
Cheapest Retailer
-
$820 SGD
$641 USD
Final sale: no returns
Retailer 2
-
$909 SGD
$711 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$1,049 SGD
$820 USD
View
A
Retailer 4
-
$1,264 SGD
$988 USD
View
A
Retailer 5
-
$1,400 SGD
$1,095 USD
View
A
Retailer 6
-
$1,409 SGD
£868 GBP
View
A
Retailer 7
-
$1,443 SGD
$1,128 USD
View
A
Retailer 8
-
$1,976 SGD
ZAR 24,961 ZAR
View
B
Retailer 9
-
$2,651 SGD
£1,632 GBP
View
B+
Retailer 10
-
$2,947 SGD
$2,305 USD
View
B
Retailer 11
-
$2,996 SGD
HK$18,300 HKD
View
B
Retailer 12
-
$3,052 SGD
$2,386 USD
View
B
Retailer 13
-
$3,530 SGD
$2,760 USD
View
Most Expensive
B
MOH London
LG528235321 · Oct 29
$3,971 SGD
£2,445 GBP
View
13 more retailers have this diamond
Prices start from $820 SGDSave up to $3,151 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
3.09ct Cushion
$820 SGD