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Cushion|Lab Grown|IGI

1.25ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG777629819

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

Certificate IGI LG777629819

Diamond specifications and retailer prices

From $291 SGD
As of November 4, 2026
Save $1,248 SGD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,540 SGD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.25ct lab-grown cushion diamond

This 1.25ct 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 LG777629819 or 777629819. Listed at 18 retailers as of November 4, 2026, with prices from $291 to $1,540, a $1,248 spread on the same certified stone. Reve Diamonds lists it at $1,540. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777629819
Dimensions6.02 × 6.02 × 3.82 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.02 mm6.02 mm1.25 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777629819
Side View
Table 64.0%Crown 37.9°Girdle: STK-THKPavilion 34.9°Culet: NoneDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $587 SGD|Low: $291 SGD|High: $1,700 SGD|Avg: $890 SGD|+2.5%
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
Reve Diamonds
November 5, 2026
Retailer 5$291 SGD
Retailer 3$322 SGD
Retailer 6$429 SGD
Retailer 11$538 SGD
Retailer 9$556 SGD
Retailer 1$587 SGD
Retailer 12$782 SGD
Retailer 8$786 SGD
Retailer 2$926 SGD
Retailer 13$987 SGD
Retailer 4$1,047 SGD
Retailer 7$1,061 SGD
Retailer 10$1,507 SGD
Reve Diamonds$1,540 SGD

43 data points across 14 retailers

18 retailers$291 SGD to $1,540 SGD

A
Cheapest Retailer
-
$291 SGD
Final sale: no returns
Retailer 2
-
$322 SGD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$429 SGD
View
B+
Retailer 4
-
$434 SGD
View
A
Retailer 5
-
$538 SGD
View
A
Retailer 6
-
$556 SGD
View
A
Retailer 7
-
$587 SGD
View
A
Retailer 8
-
$630 SGD
View
A
Retailer 9
-
$636 SGD
View
B+
Retailer 10
-
$782 SGD
View
B+
Retailer 11
-
$786 SGD
View
Retailer 12
-
$926 SGD
View
Price last confirmed 8 days ago
Retailer 13
-
$987 SGD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$1,047 SGD
View
B+
Retailer 15
-
$1,061 SGD
View
B
Retailer 16
-
$1,104 SGD
View
B
Retailer 17
-
$1,507 SGD
View
Most Expensive
B
Reve Diamonds
9B4E10F24 · Nov 4
$1,540 SGD
$1,205 USD
View
17 more retailers have this diamond
Prices start from $291 SGDSave up to $1,248 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
1.25ct Cushion
$291 SGD