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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 $677 NZD
$381 USD
As of November 1, 2026
Save $4,353 NZD (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,030 NZD 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 $677 to $5,030, a $4,353 spread on the same certified stone. Do Amore Diamonds lists it at $5,030. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $5,030 NZD|Low: $503 NZD|High: $6,061 NZD|Avg: $2,494 NZD|-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$677 NZD
Retailer 2$797 NZD
Retailer 6$1,141 NZD
Retailer 3$1,146 NZD
Retailer 10$1,156 NZD
Retailer 9$1,696 NZD
Retailer 5$1,796 NZD
Retailer 4$3,040 NZD
Do Amore Diamonds$5,030 NZD
Retailer 8$6,061 NZD

43 data points across 10 retailers

7 retailers$677 NZD to $5,030 NZD

A
Cheapest Retailer
-
$677 NZD
$381 USD
Final sale: no returns
A
Retailer 2
-
$797 NZD
£353 GBP
View
A
Retailer 3
-
$1,141 NZD
$642 USD
View
A
Retailer 4
-
$1,146 NZD
$645 USD
View
A
Retailer 5
-
$1,796 NZD
A$1,555 AUD
View
B+
Retailer 6
-
$3,040 NZD
£1,347 GBP
View
Most Expensive
B+
Do Amore Diamonds
27-5D4B1A426 · Nov 2
$5,030 NZD
$2,830 USD
View
6 more retailers have this diamond
Prices start from $677 NZDSave up to $4,353 NZD

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
$677 NZD