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Cushion|Lab Grown|IGI

1.87ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG786648222

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786648222

Diamond specifications and retailer prices

From $609 SGD
$476 USD
As of October 30, 2026
Save $4,326 SGD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,935 SGD at Brilliant Earth · As of October 31, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG786648222 or 786648222. Listed at 19 retailers as of October 30, 2026, with prices from $609 to $4,935, a $4,326 spread on the same certified stone. Brilliant Earth lists it at $4,935. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786648222
Dimensions8.87 × 6.30 × 4.29 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.87 mm6.30 mm1.87 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786648222
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 68.1%

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: Oct 30
Current: $4,935 SGD|Low: $609 SGD|High: $6,967 SGD|Avg: $2,323 SGD|-29.2%
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 31, 2026
Retailer 7$609 SGD
Retailer 17$1,023 SGD
Retailer 8$1,065 SGD
Retailer 2$1,075 SGD
Retailer 5$1,097 SGD
Retailer 11$1,114 SGD
Retailer 14$1,161 SGD
Retailer 12$1,573 SGD
Retailer 16$1,598 SGD
Retailer 6$1,953 SGD
Retailer 9$2,148 SGD
Retailer 4$2,213 SGD
Retailer 13$2,494 SGD
Retailer 3$2,529 SGD
Retailer 10$4,095 SGD
Retailer 15$4,327 SGD
Brilliant Earth$4,935 SGD

42 data points across 17 retailers

19 retailers$609 SGD to $4,935 SGD

A
Cheapest Retailer
-
$609 SGD
$476 USD
Final sale: no returns
A
Retailer 2
-
$1,023 SGD
$800 USD
View
A
Retailer 3
-
$1,065 SGD
$833 USD
View
A
Retailer 4
-
$1,075 SGD
€801 EUR
View
A
Retailer 5
-
$1,097 SGD
$858 USD
View
A
Retailer 6
-
$1,114 SGD
£686 GBP
View
A
Retailer 7
-
$1,161 SGD
ZAR 14,666 ZAR
View
A
Retailer 8
-
$1,573 SGD
A$1,893 AUD
View
A
Retailer 9
-
$1,598 SGD
$1,250 USD
View
A
Retailer 10
-
$1,953 SGD
$1,528 USD
View
A
Retailer 11
-
$2,148 SGD
View
B+
Retailer 12
-
$2,213 SGD
$1,731 USD
View
B+
Retailer 13
-
$2,357 SGD
$1,844 USD
View
B+
Retailer 14
-
$2,494 SGD
£1,536 GBP
View
B+
Retailer 15
-
$2,529 SGD
$1,978 USD
View
Retailer 16
-
$3,254 SGD
£2,004 GBP
View
Price last confirmed 23 days ago
B
Retailer 17
-
$4,095 SGD
A$4,928 AUD
View
Retailer 18
-
$4,327 SGD
$3,385 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
18398244A · Oct 31
$4,935 SGD
$3,860 USD
View
18 more retailers have this diamond
Prices start from $609 SGDSave up to $4,326 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
$609 SGD