CaratHunter
Plans
Cushion|Lab Grown|IGI

1.50ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG825633292

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

Certificate IGI LG825633292

Diamond specifications and retailer prices

From $850 SGD
$665 USD
As of October 30, 2026
Save $4,736 SGD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $5,587 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.5ct lab-grown cushion diamond

This 1.5ct 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 LG825633292 or 825633292. Listed at 15 retailers as of October 30, 2026, with prices from $850 to $5,587, a $4,736 spread on the same certified stone. Brilliant Earth lists it at $5,587. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825633292
Dimensions6.67 × 6.56 × 4.20 mm
L/W Ratio1.02
Girdle conditionFaceted
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
6.67 mm6.56 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825633292
Side View
Table 67.0%Crown 33.4°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,587 SGD|Low: $850 SGD|High: $5,587 SGD|Avg: $2,421 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
October 31, 2026
Retailer 13$850 SGD
Retailer 12$999 SGD
Retailer 9$1,106 SGD
Retailer 4$1,263 SGD
Retailer 5$1,307 SGD
Retailer 6$1,405 SGD
Retailer 8$1,473 SGD
Retailer 2$1,573 SGD
Retailer 10$2,194 SGD
Retailer 11$3,006 SGD
Retailer 7$3,047 SGD
Retailer 14$3,133 SGD
Retailer 3$3,407 SGD
Retailer 15$4,093 SGD
Brilliant Earth$5,587 SGD

40 data points across 15 retailers

15 retailers$850 SGD to $5,587 SGD

A
Cheapest Retailer
-
$850 SGD
$665 USD
Final sale: no returns
A
Retailer 2
-
$999 SGD
£615 GBP
View
A
Retailer 3
-
$1,106 SGD
$865 USD
View
A
Retailer 4
-
$1,263 SGD
$988 USD
View
A
Retailer 5
-
$1,307 SGD
$1,022 USD
View
A
Retailer 6
-
$1,405 SGD
$1,099 USD
View
A
Retailer 7
-
$1,473 SGD
£907 GBP
View
A
Retailer 8
-
$1,573 SGD
€1,172 EUR
View
B+
Retailer 9
-
$2,194 SGD
A$2,640 AUD
View
B+
Retailer 10
-
$3,006 SGD
$2,351 USD
View
B+
Retailer 11
-
$3,047 SGD
$2,383 USD
View
B
Retailer 12
-
$3,133 SGD
$2,451 USD
View
Retailer 13
-
$3,407 SGD
$2,665 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
$4,093 SGD
£2,521 GBP
View
Most Expensive
B
Brilliant Earth
21322873A · Oct 31
$5,587 SGD
$4,370 USD
View
14 more retailers have this diamond
Prices start from $850 SGDSave up to $4,736 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
1.50ct Cushion
$850 SGD