Cushion|Lab Grown|IGI

1.87ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG744513211

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

Certificate IGI LG744513211

Diamond specifications and retailer prices

From $655 SGD
$512 USD
As of October 30, 2026
Save $4,178 SGD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,832 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744513211 or 744513211. Listed at 13 retailers as of October 30, 2026, with prices from $655 to $4,832, a $4,178 spread on the same certified stone. Brilliant Earth lists it at $4,832. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513211
Dimensions7.13 × 7.08 × 4.99 mm
L/W Ratio1.01
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
7.13 mm7.08 mm1.87 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513211
Side View
Table 59.0%Crown 37.3°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 70.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $4,832 SGD|Low: $468 SGD|High: $7,121 SGD|Avg: $2,494 SGD|-32.1%
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
October 31, 2026
Retailer 5$655 SGD
Retailer 8$849 SGD
Retailer 3$914 SGD
Retailer 10$1,007 SGD
Retailer 2$1,095 SGD
Retailer 4$1,544 SGD
Retailer 7$1,634 SGD
Retailer 12$1,878 SGD
Retailer 11$2,581 SGD
Retailer 6$4,095 SGD
Retailer 13$4,187 SGD
Retailer 9$4,551 SGD
Brilliant Earth$4,832 SGD

33 data points across 13 retailers

13 retailers$655 SGD to $4,832 SGD

A
Cheapest Retailer
-
$655 SGD
$512 USD
Final sale: no returns
A
Retailer 2
-
$849 SGD
$664 USD
View
A
Retailer 3
-
$914 SGD
$715 USD
View
A
Retailer 4
-
$1,007 SGD
$788 USD
View
A
Retailer 5
-
$1,095 SGD
€816 EUR
View
A
Retailer 6
-
$1,544 SGD
$1,208 USD
View
A
Retailer 7
-
$1,634 SGD
A$1,967 AUD
View
A
Retailer 8
-
$1,878 SGD
$1,469 USD
View
B+
Retailer 9
-
$2,581 SGD
£1,590 GBP
View
B+
Retailer 10
-
$4,095 SGD
A$4,928 AUD
View
Retailer 11
-
$4,187 SGD
$3,275 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$4,551 SGD
$3,560 USD
View
Most Expensive
B
Brilliant Earth
16861319Y · Oct 30
$4,832 SGD
$3,780 USD
View
12 more retailers have this diamond
Prices start from $655 SGDSave up to $4,178 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
$655 SGD