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Cushion|Lab Grown|IGI

1.87ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG662455746

Shape and cutting style on the report: Square cushion cut

Certificate IGI LG662455746

Diamond specifications and retailer prices

From $401 SGD
$314 USD
As of October 29, 2026
Save $3,153 SGD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,554 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.87ct lab-grown cushion diamond

This 1.87ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG662455746 or 662455746. Listed at 19 retailers as of October 29, 2026, with prices from $401 to $3,554, a $3,153 spread on the same certified stone. Brilliant Earth lists it at $3,554. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662455746
Dimensions7.18 × 7.05 × 4.75 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.18 mm7.05 mm1.87 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662455746
Side View
Table 61.0%Crown 36°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 67.4%

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 29
Current: $3,554 SGD|Low: $326 SGD|High: $3,733 SGD|Avg: $1,140 SGD|-4.5%
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
Retailer 18
Retailer 19
October 30, 2026
Retailer 4$401 SGD
Retailer 9$447 SGD
Retailer 15$465 SGD
Retailer 18$497 SGD
Retailer 19$497 SGD
Retailer 17$556 SGD
Retailer 14$697 SGD
Retailer 12$741 SGD
Retailer 10$809 SGD
Retailer 2$886 SGD
Retailer 7$996 SGD
Retailer 16$1,459 SGD
Retailer 3$1,598 SGD
Retailer 8$1,657 SGD
Retailer 6$1,911 SGD
Retailer 11$1,990 SGD
Retailer 13$2,003 SGD
Retailer 5$2,259 SGD
Brilliant Earth$3,554 SGD

37 data points across 19 retailers

19 retailers$401 SGD to $3,554 SGD

A
Cheapest Retailer
-
$401 SGD
$314 USD
A
Retailer 2
-
$447 SGD
$350 USD
View
Final sale: no returns
A
Retailer 3
-
$465 SGD
$364 USD
View
A
Retailer 4
-
$497 SGD
$389 USD
View
A
Retailer 5
-
$497 SGD
$389 USD
View
Retailer 6
-
$556 SGD
£343 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$697 SGD
$545 USD
View
A
Retailer 8
-
$741 SGD
€552 EUR
View
A
Retailer 9
-
$809 SGD
$633 USD
View
A
Retailer 10
-
$886 SGD
£546 GBP
View
A
Retailer 11
-
$996 SGD
$779 USD
View
B+
Retailer 12
-
$1,459 SGD
$1,141 USD
View
B
Retailer 13
-
$1,598 SGD
$1,250 USD
View
B
Retailer 14
-
$1,657 SGD
$1,296 USD
View
B
Retailer 15
-
$1,911 SGD
$1,495 USD
View
B
Retailer 16
-
$1,990 SGD
$1,556 USD
View
B
Retailer 17
-
$2,003 SGD
£1,234 GBP
View
B
Retailer 18
-
$2,259 SGD
$1,767 USD
View
Most Expensive
B
Brilliant Earth
20358781A · Oct 30
$3,554 SGD
$2,780 USD
View
18 more retailers have this diamond
Prices start from $401 SGDSave up to $3,153 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
1.87ct Cushion
$401 SGD