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Cushion|Lab Grown|IGI

1.59ct F IF Cushion Lab Grown Diamond

ID • F/IF • IGI LG644489096

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG644489096

Diamond specifications and retailer prices

From $381 USD
As of November 1, 2026
Save $2,449 USD (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,830 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG644489096 or 644489096. Listed at 7 retailers as of November 1, 2026, with prices from $381 to $2,830, a $2,449 spread on the same certified stone. Do Amore Diamonds lists it at $2,830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644489096
Dimensions8.22 × 5.94 × 4.06 mm
L/W Ratio1.38
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
8.22 mm5.94 mm1.59 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644489096
Side View
Table 57.0%Crown 35.3°Girdle: MED-THKPavilion 37.2°Culet: NoneDepth 68.4%

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: $2,830 USD|Low: $283 USD|High: $3,410 USD|Avg: $1,409 USD|-8.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7$381 USD
Retailer 2$448 USD
Retailer 6$642 USD
Retailer 3$645 USD
Retailer 10$650 USD
Retailer 9$954 USD
Retailer 5$1,011 USD
Retailer 4$1,711 USD
Do Amore Diamonds$2,830 USD
Retailer 8$3,410 USD

44 data points across 10 retailers

7 retailers$381 USD to $2,830 USD

A
Cheapest Retailer
-
$381 USD
Final sale: no returns
A
Retailer 2
-
$448 USD
£353 GBP
View
A
Retailer 3
-
$642 USD
View
A
Retailer 4
-
$645 USD
View
A
Retailer 5
-
$1,011 USD
A$1,555 AUD
View
B+
Retailer 6
-
$1,711 USD
£1,347 GBP
View
Most Expensive
B+
Do Amore Diamonds
27-5D4B1A426 · Nov 2
$2,830 USD
View
6 more retailers have this diamond
Prices start from $381 USDSave up to $2,449 USD

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
$381 USD