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Cushion|Lab Grown|IGI

3.50ct H SI1 Cushion Lab Grown Diamond

ID • H/SI1 • IGI LG522237367

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG522237367

Diamond specifications and retailer prices

From $2,973 SGD
As of November 6, 2026
Save $12,912 SGD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $22,673 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 3.5ct lab-grown cushion diamond

This 3.5ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522237367 or 522237367. Listed at 7 retailers as of November 6, 2026, with a 434% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.50
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522237367
Dimensions8.92 × 8.18 × 5.30 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.92 mm8.18 mm3.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522237367
Side View
Table 61.0%Crown 36.3°Girdle: THK-VTKPavilion 32.5°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $22,673 SGD|Low: $2,973 SGD|High: $23,039 SGD|Avg: $13,381 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3$2,973 SGD
Retailer 10$10,448 SGD
Retailer 6$12,056 SGD
Retailer 7$12,380 SGD
Retailer 5$12,487 SGD
Retailer 8$12,770 SGD
Retailer 4$14,447 SGD
Retailer 2$15,885 SGD
Retailer 9$16,087 SGD
MOH London$22,673 SGD

39 data points across 10 retailers

7 retailers$2,973 SGD to $15,885 SGD

B+
Cheapest Retailer
-
$2,973 SGD
B
Retailer 2
-
$12,056 SGD
View
Final sale: no returns
B
Retailer 3
-
$12,380 SGD
View
Retailer 4
-
$12,487 SGD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$14,447 SGD
View
B
Retailer 6
-
$15,885 SGD
View
Most Expensive
MOH London
LG522237367 · Nov 5
$22,673 SGD
£13,930 GBP
View
Price under review
6 more retailers have this diamond
Prices start from $2,973 SGDSave up to $12,912 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.

B+
3.50ct Cushion
$2,973 SGD