CaratHunter
Plans
Cushion|Lab Grown|IGI

1.50ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG831628610

Shape and cutting style on the report: Square cushion antique cut

Certificate IGI LG831628610

Diamond specifications and retailer prices

From $1,177 SGD
$920 USD
As of October 30, 2026
Save $8,517 SGD (88%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,694 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831628610 or 831628610. Listed at 16 retailers as of October 30, 2026, with prices from $1,177 to $9,694, a $8,517 spread on the same certified stone. Do Amore Diamonds lists it at $9,694. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831628610
Dimensions7.09 × 6.91 × 4.19 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
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
7.09 mm6.91 mm1.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831628610
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 41°Culet: LargeDepth 60.6%

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: $9,694 SGD|Low: $1,088 SGD|High: $9,694 SGD|Avg: $2,799 SGD
Do Amore Diamonds
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
November 1, 2026
Retailer 3$1,177 SGD
Retailer 7$1,226 SGD
Retailer 9$1,315 SGD
Retailer 5$1,335 SGD
Retailer 16$1,423 SGD
Retailer 10$1,484 SGD
Retailer 15$2,083 SGD
Retailer 8$2,244 SGD
Retailer 12$2,244 SGD
Retailer 11$2,275 SGD
Retailer 17$2,945 SGD
Retailer 13$3,068 SGD
Retailer 6$4,069 SGD
Retailer 4$4,219 SGD
Retailer 18$4,582 SGD
Retailer 2$5,329 SGD
Retailer 14$5,583 SGD
Do Amore Diamonds$9,694 SGD

17 data points across 18 retailers

16 retailers$1,177 SGD to $9,694 SGD

A
Cheapest Retailer
-
$1,177 SGD
$920 USD
A
Retailer 2
-
$1,226 SGD
$959 USD
View
A
Retailer 3
-
$1,335 SGD
$1,044 USD
View
A
Retailer 4
-
$1,423 SGD
$1,113 USD
View
B+
Retailer 5
-
$1,875 SGD
$1,466 USD
View
B+
Retailer 6
-
$2,244 SGD
$1,755 USD
View
B+
Retailer 7
-
$2,244 SGD
$1,755 USD
View
B+
Retailer 8
-
$2,275 SGD
£1,401 GBP
View
B+
Retailer 9
-
$2,945 SGD
$2,303 USD
View
B+
Retailer 10
-
$3,068 SGD
$2,399 USD
View
B
Retailer 11
-
$4,069 SGD
$3,182 USD
View
B
Retailer 12
-
$4,219 SGD
$3,299 USD
View
B
Retailer 13
-
$4,582 SGD
$3,583 USD
View
B
Retailer 14
-
$5,329 SGD
£3,281 GBP
View
B
Retailer 15
-
$5,583 SGD
$4,366 USD
View
Most Expensive
B
Do Amore Diamonds
20-E98684 · Oct 31
$9,694 SGD
$7,580 USD
View
15 more retailers have this diamond
Prices start from $1,177 SGDSave up to $8,517 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
$1,177 SGD