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Cushion|Lab Grown|IGI

1.51ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG712546420

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG712546420

Diamond specifications and retailer prices

From $497 SGD
$389 USD
As of November 1, 2026
Save $2,839 SGD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,337 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 LG712546420 or 712546420. Listed at 14 retailers as of November 1, 2026, with prices from $497 to $3,337, a $2,839 spread on the same certified stone. Do Amore Diamonds lists it at $3,337. 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 angle38.6°
Pavilion angle48.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712546420
Dimensions8.18 × 5.58 × 3.91 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.18 mm5.58 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712546420
Side View
Table 66.0%Crown 38.6°Girdle: MED-STKPavilion 48.1°Culet: LargeDepth 70.1%

Caratlytics Score

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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 1
Current: $3,337 SGD|Low: $467 SGD|High: $3,337 SGD|Avg: $1,314 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8$467 SGD
Retailer 9$593 SGD
Retailer 3$621 SGD
Retailer 4$888 SGD
Retailer 2$920 SGD
Retailer 11$1,104 SGD
Retailer 6$1,200 SGD
Retailer 7$1,792 SGD
Retailer 10$2,007 SGD
Retailer 5$2,064 SGD
Do Amore Diamonds$3,337 SGD

42 data points across 11 retailers

14 retailers$497 SGD to $3,337 SGD

Retailer 1
-
$467 SGD
$365 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$497 SGD
$389 USD
View
A
Retailer 3
-
$593 SGD
$464 USD
View
A
Retailer 4
-
$621 SGD
$486 USD
View
A
Retailer 5
-
$665 SGD
$520 USD
View
B+
Retailer 6
-
$888 SGD
ZAR 11,220 ZAR
View
B+
Retailer 7
-
$920 SGD
£567 GBP
View
B+
Retailer 8
-
$1,104 SGD
$864 USD
View
B+
Retailer 9
-
$1,200 SGD
A$1,444 AUD
View
B
Retailer 10
-
$1,792 SGD
$1,402 USD
View
B
Retailer 11
-
$1,862 SGD
$1,456 USD
View
B
Retailer 12
-
$2,007 SGD
£1,236 GBP
View
B
Retailer 13
-
$2,064 SGD
£1,271 GBP
View
Most Expensive
B
Do Amore Diamonds
27-86F0D0661 · Nov 2
$3,337 SGD
$2,610 USD
View
13 more retailers have this diamond
Prices start from $497 SGDSave up to $2,839 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
$497 SGD