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Cushion|Lab Grown|IGI

1.51ct F VS1 Cushion Lab Grown Diamond

VG • F/VS1 • IGI LG840664669

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840664669

Diamond specifications and retailer prices

From $290 SGD
As of November 4, 2026
Save $1,249 SGD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,539 SGD at Reve Diamonds · As of November 4, 2026
View at Reve 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG840664669 or 840664669. Listed at 17 retailers as of November 4, 2026, with prices from $290 to $1,539, a $1,249 spread on the same certified stone. Reve Diamonds lists it at $1,539. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.6°
Pavilion angle27.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840664669
Dimensions8.02 × 5.65 × 3.63 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm5.65 mm1.51 ctF / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840664669
Side View
Table 64.0%Crown 33.6°Girdle: MED-THKPavilion 27.7°Culet: NoneDepth 64.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $646 SGD|Low: $290 SGD|High: $1,686 SGD|Avg: $926 SGD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
November 5, 2026
Retailer 11$290 SGD
Retailer 7$359 SGD
Retailer 10$376 SGD
Retailer 2$525 SGD
Retailer 6$551 SGD
Retailer 13$558 SGD
Retailer 9$586 SGD
Retailer 1$646 SGD
Retailer 15$843 SGD
Retailer 4$1,046 SGD
Retailer 12$1,104 SGD
Retailer 8$1,284 SGD
Retailer 3$1,286 SGD
Retailer 14$1,313 SGD
Retailer 16$1,379 SGD
Retailer 5$1,526 SGD
Reve Diamonds$1,539 SGD

32 data points across 17 retailers

17 retailers$290 SGD to $1,539 SGD

A
Cheapest Retailer
-
$290 SGD
Final sale: no returns
A
Retailer 2
-
$359 SGD
View
A
Retailer 3
-
$376 SGD
View
A
Retailer 4
-
$525 SGD
View
Retailer 5
-
$551 SGD
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$558 SGD
View
A
Retailer 7
-
$586 SGD
View
A
Retailer 8
-
$646 SGD
View
B+
Retailer 9
-
$843 SGD
View
B
Retailer 10
-
$1,046 SGD
View
B
Retailer 11
-
$1,104 SGD
View
Retailer 12
-
$1,284 SGD
View
Price last confirmed 15 days ago
B
Retailer 13
-
$1,286 SGD
View
B
Retailer 14
-
$1,313 SGD
View
B
Retailer 15
-
$1,379 SGD
View
Retailer 16
-
$1,526 SGD
View
Price last confirmed 11 days ago
Most Expensive
B
Reve Diamonds
8398CDEBD · Nov 4
$1,539 SGD
$1,205 USD
View
16 more retailers have this diamond
Prices start from $290 SGDSave up to $1,249 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
$290 SGD