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Cushion|Lab Grown|IGI

1.12ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG644498954

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG644498954

Diamond specifications and retailer prices

From $588 NZD
As of November 4, 2026
Save $1,107 NZD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,695 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.12ct lab-grown cushion diamond

This 1.12ct 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 LG644498954 or 644498954. Listed at 10 retailers as of November 2, 2026, with prices from $588 to $1,695, a $1,107 spread on the same certified stone. MOH London lists it at $1,695. 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

1.12
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644498954
Dimensions6.24 × 6.15 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.24 mm6.15 mm1.12 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644498954
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 64.9%

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: Nov 4
Current: $1,695 NZD|Low: $413 NZD|High: $1,840 NZD|Avg: $908 NZD|+14.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8$473 NZD
Retailer 4$588 NZD
Retailer 2$630 NZD
Retailer 10$630 NZD
Retailer 11$657 NZD
Retailer 6$705 NZD
Retailer 9$943 NZD
Retailer 3$1,039 NZD
Retailer 7$1,055 NZD
Retailer 5$1,245 NZD
MOH London$1,695 NZD

37 data points across 11 retailers

10 retailers$588 NZD to $1,695 NZD

A
Cheapest Retailer
-
$588 NZD
A
Retailer 2
-
$630 NZD
View
A
Retailer 3
-
$630 NZD
View
A
Retailer 4
-
$657 NZD
View
Retailer 5
-
$705 NZD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$943 NZD
View
B+
Retailer 7
-
$1,039 NZD
View
B+
Retailer 8
-
$1,055 NZD
View
B+
Retailer 9
-
$1,245 NZD
View
Most Expensive
B
MOH London
644498954 · Nov 2
$1,695 NZD
£740 GBP
View
9 more retailers have this diamond
Prices start from $588 NZDSave up to $1,107 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
1.12ct Cushion
$588 NZD