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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 $544 AUD
$381 USD
As of November 1, 2026
Save $3,494 AUD (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,038 AUD 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 $544 to $4,038, a $3,494 spread on the same certified stone. Do Amore Diamonds lists it at $4,038. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $4,038 AUD|Low: $404 AUD|High: $4,866 AUD|Avg: $2,002 AUD|-6.3%
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$544 AUD
Retailer 2$640 AUD
Retailer 6$916 AUD
Retailer 3$920 AUD
Retailer 10$928 AUD
Retailer 9$1,361 AUD
Retailer 5$1,442 AUD
Retailer 4$2,441 AUD
Do Amore Diamonds$4,038 AUD
Retailer 8$4,866 AUD

43 data points across 10 retailers

7 retailers$544 AUD to $4,038 AUD

A
Cheapest Retailer
-
$544 AUD
$381 USD
Final sale: no returns
A
Retailer 2
-
$640 AUD
£353 GBP
View
A
Retailer 3
-
$916 AUD
$642 USD
View
A
Retailer 4
-
$920 AUD
$645 USD
View
A
Retailer 5
-
$1,442 AUD
View
B+
Retailer 6
-
$2,441 AUD
£1,347 GBP
View
Most Expensive
B+
Do Amore Diamonds
27-5D4B1A426 · Nov 2
$4,038 AUD
$2,830 USD
View
6 more retailers have this diamond
Prices start from $544 AUDSave up to $3,494 AUD

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
$544 AUD