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Cushion|Lab Grown|IGI

3.10ct H VVS2 Cushion Lab Grown Diamond

EX • H/VVS2 • IGI LG825620421

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

Certificate IGI LG825620421

Diamond specifications and retailer prices

From $485 SGD
$379 USD
As of October 31, 2026
Save $520 SGD (52%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,004 SGD at 77 Diamonds · As of October 31, 2026
View at 77 Diamonds

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825620421 or 825620421. Listed at 2 retailers as of October 31, 2026, with prices from $485 to $1,004, a $520 spread on the same certified stone. 77 Diamonds lists it at $1,004. 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

3.10
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825620421
Dimensions8.69 × 8.48 × 5.65 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.69 mm8.48 mm3.10 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825620421
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 66.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $1,004 SGD|Low: $485 SGD|High: $1,957 SGD|Avg: $1,173 SGD|-8.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 2$485 SGD
Retailer 3$786 SGD
Retailer 6$913 SGD
77 Diamonds$1,004 SGD
Retailer 4$1,353 SGD
Retailer 5$1,957 SGD

39 data points across 6 retailers

2 retailers$485 SGD to $1,004 SGD

A
Cheapest Retailer
-
$485 SGD
$379 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
CUSTVSZQ7TXVXV · Oct 31
$1,004 SGD
£619 GBP
View
1 more retailer has this diamond
Prices start from $485 SGDSave up to $520 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
3.10ct Cushion
$485 SGD