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Cushion|Lab Grown|IGI

1.48ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG816615830

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG816615830

Diamond specifications and retailer prices

From $552 SGD
$432 USD
As of October 30, 2026
Save $2,669 SGD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,088 SGD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 1.48ct lab-grown cushion diamond

This 1.48ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615830 or 816615830. Listed at 16 retailers as of October 30, 2026, with a 483% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615830
Dimensions8.19 × 5.73 × 3.87 mm
L/W Ratio1.43
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
8.19 mm5.73 mm1.48 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615830
Side View
Table 62.0%Crown 33.2°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
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: $2,729 SGD|Low: $552 SGD|High: $5,107 SGD|Avg: $1,604 SGD|-1.4%
Rare Carat
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 5$552 SGD
Retailer 15$611 SGD
Retailer 14$927 SGD
Retailer 2$964 SGD
Retailer 4$970 SGD
Retailer 11$1,050 SGD
Retailer 8$1,097 SGD
Retailer 13$1,462 SGD
Retailer 3$1,466 SGD
Retailer 10$1,489 SGD
Retailer 6$1,948 SGD
Retailer 7$2,012 SGD
Retailer 12$2,392 SGD
Rare Carat$2,729 SGD
Retailer 9$3,222 SGD

39 data points across 15 retailers

16 retailers$552 SGD to $3,222 SGD

A
Cheapest Retailer
-
$552 SGD
$432 USD
Final sale: no returns
A
Retailer 2
-
$611 SGD
$478 USD
View
A
Retailer 3
-
$927 SGD
$725 USD
View
A
Retailer 4
-
$964 SGD
€718 EUR
View
A
Retailer 5
-
$970 SGD
$759 USD
View
A
Retailer 6
-
$1,050 SGD
ZAR 13,269 ZAR
View
A
Retailer 7
-
$1,097 SGD
£676 GBP
View
A
Retailer 8
-
$1,462 SGD
$1,144 USD
View
A
Retailer 9
-
$1,466 SGD
$1,147 USD
View
A
Retailer 10
-
$1,489 SGD
A$1,792 AUD
View
B+
Retailer 11
-
$1,948 SGD
View
B+
Retailer 12
-
$2,012 SGD
$1,574 USD
View
B+
Retailer 13
-
$2,392 SGD
£1,473 GBP
View
Retailer 14
-
$2,729 SGD
$2,135 USD
View
Price last confirmed 13 days ago
B+
Retailer 15
-
$3,222 SGD
$2,520 USD
View
Most Expensive
Rare Carat
271A-660_l_794626393 · Oct 19
$5,088 SGD
$3,980 USD
View
Price last confirmed 13 days ago
15 more retailers have this diamond
Prices start from $552 SGDSave up to $2,669 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
1.48ct Cushion
$552 SGD