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Cushion|Lab Grown|IGI

12.36ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG729591057

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG729591057

Diamond specifications and retailer prices

From $4,195 SGD
$3,280 USD
As of November 2, 2026
Save $21,473 SGD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $25,668 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.36ct lab-grown cushion diamond

This 12.36ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG729591057 or 729591057. Listed at 13 retailers as of October 31, 2026, with prices from $4,195 to $25,668, a $21,473 spread on the same certified stone. Brilliant Earth lists it at $25,668. 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

12.36
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729591057
Dimensions13.38 × 12.46 × 7.99 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.38 mm12.46 mm12.36 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729591057
Side View
Table 63.0%Crown 34.2°Girdle: THK-VTKPavilion 30.2°Culet: NoneDepth 64.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $25,668 SGD|Low: $4,192 SGD|High: $26,473 SGD|Avg: $8,829 SGD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9$4,192 SGD
Retailer 7$4,195 SGD
Retailer 12$4,761 SGD
Retailer 2$5,618 SGD
Retailer 6$6,491 SGD
Retailer 11$6,521 SGD
Retailer 3$7,231 SGD
Retailer 8$7,353 SGD
Retailer 5$7,768 SGD
Retailer 10$10,532 SGD
Retailer 4$11,671 SGD
Brilliant Earth$25,668 SGD

37 data points across 12 retailers

13 retailers$4,195 SGD to $25,668 SGD

Retailer 1
-
$4,192 SGD
$3,278 USD
Price last confirmed 20 days ago
A
Retailer 2
-
$4,195 SGD
$3,280 USD
View
A
Retailer 3
-
$4,761 SGD
$3,723 USD
View
A
Retailer 4
-
$5,618 SGD
£3,459 GBP
View
A
Retailer 5
-
$6,491 SGD
ZAR 81,990 ZAR
View
A
Retailer 6
-
$6,521 SGD
$5,099 USD
View
B+
Retailer 7
-
$7,231 SGD
£4,452 GBP
View
B+
Retailer 8
-
$7,353 SGD
€5,476 EUR
View
B+
Retailer 9
-
$7,768 SGD
A$9,345 AUD
View
B+
Retailer 10
-
$10,532 SGD
$8,235 USD
View
B
Retailer 11
-
$11,671 SGD
$9,126 USD
View
B
Retailer 12
-
$14,610 SGD
$11,424 USD
View
Most Expensive
B
Brilliant Earth
16273365A · Oct 31
$25,668 SGD
$20,070 USD
View
12 more retailers have this diamond
Prices start from $4,195 SGDSave up to $21,473 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
12.36ct Cushion
$4,195 SGD