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Cushion|Lab Grown|IGI

1.02ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG630430335

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG630430335

Diamond specifications and retailer prices

From $485 NZD
As of November 5, 2026
Save $417 NZD (46%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,451 NZD at MOH London · As of October 25, 2026
View at MOH London

About this 1.02ct lab-grown cushion diamond

This 1.02ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG630430335 or 630430335. Listed at 9 retailers as of November 4, 2026, with a 86% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.02
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.7°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630430335
Dimensions6.98 × 5.38 × 3.59 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Top View
6.98 mm5.38 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630430335
Side View
Table 66.0%Crown 28.7°Girdle: MED-THKPavilion 43.2°Culet: NoneDepth 66.7%

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 5
Current: $2,451 NZD|Low: $294 NZD|High: $2,479 NZD|Avg: $803 NZD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 7$294 NZD
Retailer 6$381 NZD
Retailer 2$485 NZD
Retailer 10$523 NZD
Retailer 3$552 NZD
Retailer 5$556 NZD
Retailer 8$556 NZD
Retailer 9$873 NZD
Retailer 4$902 NZD
MOH London$2,451 NZD

35 data points across 10 retailers

9 retailers$485 NZD to $902 NZD

Retailer 1
-
$294 NZD
Price last confirmed 13 days ago
A
Retailer 2
-
$485 NZD
View
A
Retailer 3
-
$523 NZD
View
A
Retailer 4
-
$552 NZD
View
A
Retailer 5
-
$556 NZD
View
A
Retailer 6
-
$556 NZD
View
B+
Retailer 7
-
$873 NZD
View
B+
Retailer 8
-
$902 NZD
View
Most Expensive
MOH London
630430335 · Oct 25
$2,451 NZD
£1,070 GBP
View
Price last confirmed 12 days ago
8 more retailers have this diamond
Prices start from $485 NZDSave up to $417 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
1.02ct Cushion
$485 NZD