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Cushion|Lab Grown|IGI

1.51ct G IF Cushion Lab Grown Diamond

ID • G/IF • IGI LG632432416

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG632432416

Diamond specifications and retailer prices

From $610 SGD
As of November 4, 2026
Save $1,913 SGD (76%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,523 SGD at Brilliance · As of November 3, 2026
View at Brilliance

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG632432416 or 632432416. Listed at 18 retailers as of November 3, 2026, with prices from $610 to $2,523, a $1,913 spread on the same certified stone. Brilliance lists it at $2,523. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632432416
Dimensions6.68 × 6.67 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.68 mm6.67 mm1.51 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632432416
Side View
Table 66.0%Crown 35°Girdle: MED-STKPavilion 42.6°Culet: NoneDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,502 SGD|Low: $610 SGD|High: $2,736 SGD|Avg: $1,419 SGD|-8.5%
Brilliance
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 4, 2026
Retailer 3$610 SGD
Retailer 13$675 SGD
Retailer 9$863 SGD
Retailer 5$981 SGD
Retailer 10$1,062 SGD
Retailer 8$1,089 SGD
Retailer 2$1,100 SGD
Retailer 6$1,162 SGD
Retailer 11$1,569 SGD
Retailer 12$2,128 SGD
Retailer 4$2,139 SGD
Retailer 7$2,477 SGD
Brilliance$2,502 SGD

45 data points across 13 retailers

18 retailers$610 SGD to $2,523 SGD

A
Cheapest Retailer
-
$610 SGD
Final sale: no returns
Retailer 2
-
$675 SGD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$736 SGD
View
A
Retailer 4
-
$863 SGD
View
A
Retailer 5
-
$981 SGD
View
A
Retailer 6
-
$1,062 SGD
View
A
Retailer 7
-
$1,089 SGD
View
A
Retailer 8
-
$1,100 SGD
View
A
Retailer 9
-
$1,162 SGD
View
A
Retailer 10
-
$1,232 SGD
View
A
Retailer 11
-
$1,569 SGD
View
B+
Retailer 12
-
$1,967 SGD
View
Retailer 13
-
$2,128 SGD
View
Price last confirmed 17 days ago
B+
Retailer 14
-
$2,139 SGD
View
B+
Retailer 15
-
$2,209 SGD
View
B+
Retailer 16
-
$2,477 SGD
View
B+
Retailer 17
-
$2,502 SGD
View
Most Expensive
B+
Brilliance
D24969707 · Nov 3
$2,523 SGD
$1,974 USD
View
17 more retailers have this diamond
Prices start from $610 SGDSave up to $1,913 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
$610 SGD