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Cushion|Lab Grown|IGI

3.10ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG522237403

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG522237403

Diamond specifications and retailer prices

From $5,269 SGD
$4,120 USD
As of November 2, 2026
Save $7,309 SGD (58%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $30,252 SGD at Cape Diamonds · As of October 29, 2026
View at Cape 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG522237403 or 522237403. Listed at 10 retailers as of November 1, 2026, with a 139% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522237403
Dimensions8.58 × 8.14 × 5.13 mm
L/W Ratio1.05
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
8.58 mm8.14 mm3.10 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522237403
Side View
Table 61.5%Crown 32.9°Girdle: THK-VTKPavilion 33.6°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $30,252 SGD|Low: $5,269 SGD|High: $34,068 SGD|Avg: $18,110 SGD|-9.1%
Cape Diamonds
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 7$5,269 SGD
Retailer 5$10,724 SGD
Retailer 13$12,020 SGD
Retailer 10$12,578 SGD
Retailer 8$13,028 SGD
Retailer 3$13,101 SGD
Retailer 9$15,072 SGD
Retailer 4$16,785 SGD
Retailer 11$18,672 SGD
Retailer 6$23,720 SGD
Retailer 2$30,123 SGD
Cape Diamonds$30,252 SGD
Retailer 12$34,068 SGD

18 data points across 13 retailers

10 retailers$5,269 SGD to $12,578 SGD

B
Cheapest Retailer
-
$5,269 SGD
$4,120 USD
B
Retailer 2
-
$12,020 SGD
$9,399 USD
View
B
Retailer 3
-
$12,578 SGD
$9,835 USD
View
Final sale: no returns
Retailer 4
-
$13,028 SGD
$10,187 USD
View
Price last confirmed 17 days ago
Retailer 5
-
$15,072 SGD
$11,785 USD
View
Price under review
Retailer 6
-
$18,672 SGD
£11,496 GBP
View
Price under review
Most Expensive
Cape Diamonds
cert_522237403 · Oct 29
$30,252 SGD
ZAR 382,146 ZAR
View
Price under review
6 more retailers have this diamond
Prices start from $5,269 SGDSave up to $7,309 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
3.10ct Cushion
$5,269 SGD