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Cushion|Lab Grown|IGI

1.27ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG691510037

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG691510037

Diamond specifications and retailer prices

From $327 SGD
$255 USD
As of October 28, 2026
Save $1,404 SGD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,731 SGD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 1.27ct lab-grown cushion diamond

This 1.27ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691510037 or 691510037. Listed at 16 retailers as of October 23, 2026, with prices from $327 to $1,731, a $1,404 spread on the same certified stone. Brilliant Earth lists it at $1,731. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691510037
Dimensions6.33 × 6.25 × 4.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.33 mm6.25 mm1.27 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691510037
Side View
Table 61.0%Crown 36.2°Girdle: THN-MEDPavilion 39.1°Culet: NoneDepth 66.2%

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: Oct 28
Current: $1,731 SGD|Low: $296 SGD|High: $1,731 SGD|Avg: $874 SGD
Brilliant Earth
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
Retailer 17
October 29, 2026
Retailer 5$327 SGD
Retailer 17$364 SGD
Retailer 15$490 SGD
Retailer 2$564 SGD
Retailer 6$618 SGD
Retailer 12$625 SGD
Retailer 3$659 SGD
Retailer 11$675 SGD
Retailer 16$771 SGD
Retailer 13$887 SGD
Retailer 10$930 SGD
Retailer 8$1,009 SGD
Retailer 9$1,192 SGD
Retailer 4$1,236 SGD
Retailer 14$1,465 SGD
Retailer 7$1,648 SGD
Brilliant Earth$1,731 SGD

38 data points across 17 retailers

16 retailers$327 SGD to $1,731 SGD

A
Cheapest Retailer
-
$327 SGD
$255 USD
Final sale: no returns
A
Retailer 2
-
$364 SGD
$284 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$490 SGD
£301 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$564 SGD
€419 EUR
View
A
Retailer 5
-
$618 SGD
$482 USD
View
A
Retailer 6
-
$625 SGD
ZAR 7,870 ZAR
View
A
Retailer 7
-
$659 SGD
$514 USD
View
A
Retailer 8
-
$675 SGD
£415 GBP
View
B+
Retailer 9
-
$771 SGD
$601 USD
View
B+
Retailer 10
-
$887 SGD
A$1,064 AUD
View
B+
Retailer 11
-
$930 SGD
$725 USD
View
B+
Retailer 12
-
$1,009 SGD
$787 USD
View
B
Retailer 13
-
$1,236 SGD
$964 USD
View
B
Retailer 14
-
$1,465 SGD
£900 GBP
View
B
Retailer 15
-
$1,648 SGD
$1,285 USD
View
Most Expensive
B
Brilliant Earth
13454868A · Oct 23
$1,731 SGD
$1,350 USD
View
15 more retailers have this diamond
Prices start from $327 SGDSave up to $1,404 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
1.27ct Cushion
$327 SGD