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Cushion|Lab Grown|IGI

10.62ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG586376400

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG586376400

Diamond specifications and retailer prices

From $2,504 NZD
£1,111 GBP
As of November 2, 2026
Save $10,798 NZD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $13,302 NZD at Adiamor · As of November 2, 2026
View at Adiamor

About this 10.62ct lab-grown cushion diamond

This 10.62ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG586376400 or 586376400. Listed at 9 retailers as of November 2, 2026, with prices from $2,504 to $13,302, a $10,798 spread on the same certified stone. Adiamor lists it at $13,302. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

10.62
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586376400
Dimensions12.88 × 12.87 × 8.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.88 mm12.87 mm10.62 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG586376400
Side View
Table 64.0%Crown 36.8°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 65.4%

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 2
Current: $13,302 NZD|Low: $2,504 NZD|High: $24,856 NZD|Avg: $8,765 NZD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2$2,504 NZD
Retailer 8$3,114 NZD
Retailer 10$3,316 NZD
Retailer 9$3,762 NZD
Retailer 4$3,957 NZD
Retailer 6$4,434 NZD
Retailer 7$4,507 NZD
Retailer 5$9,980 NZD
Adiamor$13,302 NZD
Retailer 11$16,572 NZD
Retailer 3$24,856 NZD

6 data points across 11 retailers

9 retailers$2,504 NZD to $13,302 NZD

A
Cheapest Retailer
-
$2,504 NZD
£1,111 GBP
A
Retailer 2
-
$3,114 NZD
$1,755 USD
View
A
Retailer 3
-
$3,316 NZD
HK$14,600 HKD
View
A
Retailer 4
-
$3,762 NZD
$2,120 USD
View
A
Retailer 5
-
$3,957 NZD
£1,756 GBP
View
B+
Retailer 6
-
$4,434 NZD
$2,499 USD
View
A
Retailer 7
-
$4,507 NZD
€2,419 EUR
View
B
Retailer 8
-
$9,980 NZD
$5,625 USD
View
Most Expensive
B
Adiamor
D-82833908 · Nov 2
$13,302 NZD
$7,497 USD
View
8 more retailers have this diamond
Prices start from $2,504 NZDSave up to $10,798 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
10.62ct Cushion
$2,504 NZD