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Cushion|Lab Grown|IGI

1.51ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG598350180

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG598350180

Diamond specifications and retailer prices

From $360 SGD
£222 GBP
As of November 2, 2026
Save $1,082 SGD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,442 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598350180 or 598350180. Listed at 13 retailers as of November 1, 2026, with prices from $360 to $1,442, a $1,082 spread on the same certified stone. MOH London lists it at $1,442. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598350180
Dimensions7.03 × 6.63 × 4.20 mm
L/W Ratio1.06
Girdle conditionFaceted
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
7.03 mm6.63 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598350180
Side View
Table 62.0%Crown 33.4°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 63.3%

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: Nov 2
Current: $1,442 SGD|Low: $360 SGD|High: $1,726 SGD|Avg: $871 SGD|+6.7%
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 2, 2026
Retailer 2$360 SGD
Retailer 3$415 SGD
Retailer 9$532 SGD
Retailer 10$562 SGD
Retailer 7$562 SGD
Retailer 4$603 SGD
Retailer 6$718 SGD
Retailer 11$733 SGD
Retailer 5$1,059 SGD
Retailer 13$1,143 SGD
Retailer 8$1,151 SGD
Retailer 12$1,419 SGD
MOH London$1,442 SGD

21 data points across 13 retailers

13 retailers$360 SGD to $1,442 SGD

A
Cheapest Retailer
-
$360 SGD
£222 GBP
B+
Retailer 2
-
$415 SGD
$325 USD
View
A
Retailer 3
-
$532 SGD
ZAR 6,724 ZAR
View
A
Retailer 4
-
$562 SGD
€419 EUR
View
A
Retailer 5
-
$562 SGD
£346 GBP
View
A
Retailer 6
-
$603 SGD
$472 USD
View
A
Retailer 7
-
$718 SGD
A$864 AUD
View
A
Retailer 8
-
$733 SGD
$573 USD
View
B+
Retailer 9
-
$1,059 SGD
$829 USD
View
B+
Retailer 10
-
$1,143 SGD
$894 USD
View
B+
Retailer 11
-
$1,151 SGD
$900 USD
View
B
Retailer 12
-
$1,419 SGD
$1,110 USD
View
Most Expensive
B
MOH London
LG598350180 · Nov 1
$1,442 SGD
£888 GBP
View
12 more retailers have this diamond
Prices start from $360 SGDSave up to $1,082 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
1.51ct Cushion
$360 SGD