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Cushion|Lab Grown|IGI

1.56ct F IF Cushion Lab Grown Diamond

ID • F/IF • IGI LG629494063

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG629494063

Diamond specifications and retailer prices

From $604 NZD
$340 USD
As of November 1, 2026
Save $2,278 NZD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,252 NZD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.56ct lab-grown cushion diamond

This 1.56ct 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 LG629494063 or 629494063. Listed at 16 retailers as of November 1, 2026, with a 377% 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

1.56
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629494063
Dimensions6.53 × 6.53 × 4.48 mm
L/W Ratio1.00
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
6.53 mm6.53 mm1.56 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629494063
Side View
Table 67.0%Crown 34.7°Girdle: MED-VTKPavilion 39.8°Culet: NoneDepth 68.6%

Caratlytics Score

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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: $3,252 NZD|Low: $604 NZD|High: $3,261 NZD|Avg: $1,722 NZD|-0.3%
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 9$604 NZD
Retailer 2$708 NZD
Retailer 8$1,036 NZD
Retailer 14$1,040 NZD
Retailer 3$1,121 NZD
Retailer 16$1,150 NZD
Retailer 11$1,185 NZD
Retailer 10$1,224 NZD
Retailer 13$1,602 NZD
Retailer 15$1,900 NZD
Retailer 6$2,292 NZD
Retailer 4$2,641 NZD
Retailer 17$2,682 NZD
Retailer 7$2,707 NZD
Retailer 12$2,754 NZD
Retailer 5$2,883 NZD
Rare Carat$3,252 NZD

44 data points across 17 retailers

16 retailers$604 NZD to $2,883 NZD

A
Cheapest Retailer
-
$604 NZD
$340 USD
Final sale: no returns
A
Retailer 2
-
$708 NZD
£314 GBP
View
A
Retailer 3
-
$1,040 NZD
$585 USD
View
A
Retailer 4
-
$1,121 NZD
$631 USD
View
A
Retailer 5
-
$1,150 NZD
$647 USD
View
A
Retailer 6
-
$1,185 NZD
ZAR 10,773 ZAR
View
A
Retailer 7
-
$1,224 NZD
£542 GBP
View
A
Retailer 8
-
$1,602 NZD
A$1,387 AUD
View
A
Retailer 9
-
$1,900 NZD
$1,069 USD
View
A
Retailer 10
-
$2,292 NZD
$1,289 USD
View
B+
Retailer 11
-
$2,641 NZD
$1,486 USD
View
B+
Retailer 12
-
$2,682 NZD
£1,188 GBP
View
Retailer 13
-
$2,707 NZD
A$2,343 AUD
View
Price last confirmed 28 days ago
B+
Retailer 14
-
$2,754 NZD
£1,220 GBP
View
B+
Retailer 15
-
$2,883 NZD
$1,622 USD
View
Most Expensive
Rare Carat
SKD-59063 · Oct 21
$3,252 NZD
$1,830 USD
View
Price last confirmed 12 days ago
15 more retailers have this diamond
Prices start from $604 NZDSave up to $2,278 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
1.56ct Cushion
$604 NZD