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Cushion|Lab Grown|IGI

1.00ct J VS1 Cushion Lab Grown Diamond

ID • J/VS1 • IGI LG797628586

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG797628586

Diamond specifications and retailer prices

From $705 NZD
HK$3,100 HKD
As of October 31, 2026
Save $2,109 NZD (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,815 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797628586 or 797628586. Listed at 10 retailers as of October 31, 2026, with prices from $705 to $2,815, a $2,109 spread on the same certified stone. MOH London lists it at $2,815. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797628586
Dimensions7.17 × 5.12 × 3.17 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.17 mm5.12 mm1.00 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797628586
Side View
Table 55.0%Crown 37°Girdle: STK-THKPavilion 36.4°Culet: LargeDepth 61.9%

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: Oct 31
Current: $2,815 NZD|Low: $643 NZD|High: $3,007 NZD|Avg: $1,388 NZD|+7.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 10$705 NZD
Retailer 11$761 NZD
Retailer 12$867 NZD
Retailer 9$871 NZD
Retailer 5$906 NZD
Retailer 6$1,051 NZD
Retailer 2$1,211 NZD
Retailer 7$1,257 NZD
Retailer 8$1,280 NZD
Retailer 13$1,723 NZD
Retailer 3$1,840 NZD
Retailer 4$2,416 NZD
MOH London$2,815 NZD

32 data points across 13 retailers

10 retailers$705 NZD to $2,815 NZD

A
Cheapest Retailer
-
$705 NZD
HK$3,100 HKD
Retailer 2
-
$761 NZD
$428 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$867 NZD
$488 USD
View
A
Retailer 4
-
$871 NZD
$490 USD
View
B+
Retailer 5
-
$1,051 NZD
€563 EUR
View
B+
Retailer 6
-
$1,211 NZD
ZAR 11,006 ZAR
View
B+
Retailer 7
-
$1,257 NZD
$707 USD
View
B+
Retailer 8
-
$1,280 NZD
$720 USD
View
B
Retailer 9
-
$1,723 NZD
SGD 1,310 SGD
View
Most Expensive
B
MOH London
LG797628586 · Nov 1
$2,815 NZD
£1,247 GBP
View
9 more retailers have this diamond
Prices start from $705 NZDSave up to $2,109 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
1.00ct Cushion
$705 NZD