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Cushion|Lab Grown|IGI

1.59ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG710553301

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG710553301

Diamond specifications and retailer prices

From $648 SGD
$507 USD
As of November 1, 2026
Save $2,625 SGD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,273 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.59ct lab-grown cushion diamond

This 1.59ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG710553301 or 710553301. Listed at 18 retailers as of October 31, 2026, with prices from $648 to $3,273, a $2,625 spread on the same certified stone. Brilliant Earth lists it at $3,273. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710553301
Dimensions8.42 × 5.68 × 3.90 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.42 mm5.68 mm1.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710553301
Side View
Table 58.0%Crown 31.8°Girdle: MED-STKPavilion 35°Culet: NoneDepth 68.7%

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: Nov 1
Current: $3,273 SGD|Low: $648 SGD|High: $3,950 SGD|Avg: $1,863 SGD|-17.2%
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 6$648 SGD
Retailer 13$717 SGD
Retailer 16$1,087 SGD
Retailer 11$1,119 SGD
Retailer 4$1,121 SGD
Retailer 2$1,178 SGD
Retailer 15$1,191 SGD
Retailer 5$1,492 SGD
Retailer 14$1,737 SGD
Retailer 17$1,985 SGD
Retailer 8$2,275 SGD
Retailer 9$2,348 SGD
Retailer 3$2,398 SGD
Retailer 7$2,557 SGD
Retailer 10$2,637 SGD
Retailer 12$3,049 SGD
Brilliant Earth$3,273 SGD

44 data points across 17 retailers

18 retailers$648 SGD to $3,273 SGD

A
Cheapest Retailer
-
$648 SGD
$507 USD
Final sale: no returns
Retailer 2
-
$717 SGD
$561 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$1,087 SGD
$850 USD
View
A
Retailer 4
-
$1,119 SGD
€834 EUR
View
A
Retailer 5
-
$1,121 SGD
$877 USD
View
A
Retailer 6
-
$1,178 SGD
£726 GBP
View
A
Retailer 7
-
$1,191 SGD
$932 USD
View
A
Retailer 8
-
$1,492 SGD
$1,167 USD
View
A
Retailer 9
-
$1,737 SGD
$1,359 USD
View
B+
Retailer 10
-
$1,985 SGD
$1,553 USD
View
B+
Retailer 11
-
$2,275 SGD
View
B+
Retailer 12
-
$2,348 SGD
$1,837 USD
View
B+
Retailer 13
-
$2,398 SGD
$1,876 USD
View
B+
Retailer 14
-
$2,557 SGD
$2,000 USD
View
B+
Retailer 15
-
$2,637 SGD
£1,624 GBP
View
Retailer 16
-
$3,049 SGD
$2,385 USD
View
Price last confirmed 12 days ago
Retailer 17
-
$3,081 SGD
$2,410 USD
View
Price last confirmed 25 days ago
Most Expensive
B+
Brilliant Earth
14795915A · Oct 31
$3,273 SGD
$2,560 USD
View
17 more retailers have this diamond
Prices start from $648 SGDSave up to $2,625 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
1.59ct Cushion
$648 SGD