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Cushion|Lab Grown|IGI

1.50ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG754563673

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754563673

Diamond specifications and retailer prices

From $587 SGD
$459 USD
As of October 30, 2026
Save $3,670 SGD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,257 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754563673 or 754563673. Listed at 22 retailers as of October 30, 2026, with prices from $587 to $4,257, a $3,670 spread on the same certified stone. Do Amore Diamonds lists it at $4,257. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754563673
Dimensions6.25 × 6.25 × 4.10 mm
L/W Ratio1.00
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
6.25 mm6.25 mm1.50 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754563673
Side View
Table 62.0%Crown 36°Girdle: STK-THKPavilion 37.6°Culet: NoneDepth 65.6%

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: $4,257 SGD|Low: $587 SGD|High: $4,692 SGD|Avg: $2,066 SGD|-9.3%
Do Amore Diamonds
Retailer 2
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Retailer 21
October 31, 2026
Retailer 7$587 SGD
Retailer 16$697 SGD
Retailer 3$851 SGD
Retailer 19$857 SGD
Retailer 21$908 SGD
Retailer 4$927 SGD
Retailer 6$1,019 SGD
Retailer 2$1,052 SGD
Retailer 13$1,081 SGD
Retailer 18$1,129 SGD
Retailer 10$1,519 SGD
Retailer 17$1,530 SGD
Retailer 8$2,227 SGD
Retailer 5$2,231 SGD
Retailer 11$2,307 SGD
Retailer 20$2,416 SGD
Retailer 9$2,453 SGD
Retailer 14$3,108 SGD
Retailer 12$3,183 SGD
Retailer 15$3,592 SGD
Do Amore Diamonds$4,257 SGD

30 data points across 21 retailers

22 retailers$587 SGD to $4,257 SGD

A
Cheapest Retailer
-
$587 SGD
$459 USD
Final sale: no returns
A
Retailer 2
-
$697 SGD
£429 GBP
View
A
Retailer 3
-
$851 SGD
HK$5,200 HKD
View
A
Retailer 4
-
$857 SGD
$670 USD
View
A
Retailer 5
-
$908 SGD
$710 USD
View
A
Retailer 6
-
$927 SGD
$725 USD
View
A
Retailer 7
-
$1,019 SGD
$797 USD
View
A
Retailer 8
-
$1,052 SGD
€784 EUR
View
A
Retailer 9
-
$1,081 SGD
£666 GBP
View
A
Retailer 10
-
$1,129 SGD
ZAR 14,263 ZAR
View
A
Retailer 11
-
$1,519 SGD
$1,188 USD
View
A
Retailer 12
-
$1,530 SGD
A$1,841 AUD
View
B+
Retailer 13
-
$2,227 SGD
$1,742 USD
View
B+
Retailer 14
-
$2,231 SGD
$1,745 USD
View
B+
Retailer 15
-
$2,307 SGD
$1,805 USD
View
B+
Retailer 16
-
$2,416 SGD
£1,488 GBP
View
B+
Retailer 17
-
$2,453 SGD
View
Retailer 18
-
$3,108 SGD
A$3,740 AUD
View
Price last confirmed 23 days ago
Retailer 19
-
$3,183 SGD
$2,490 USD
View
Price last confirmed 13 days ago
B
Retailer 20
-
$3,381 SGD
$2,645 USD
View
B
Retailer 21
-
$3,592 SGD
$2,810 USD
View
Most Expensive
B
Do Amore Diamonds
27-1742896DE · Oct 31
$4,257 SGD
$3,330 USD
View
21 more retailers have this diamond
Prices start from $587 SGDSave up to $3,670 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
$587 SGD