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Cushion|Lab Grown|IGI

2.18ct K SI1 Cushion Lab Grown Diamond

ID • K/SI1 • IGI LG447001236

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG447001236

Diamond specifications and retailer prices

From $4,149 NZD
As of November 6, 2026
Save $6,804 NZD (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $10,953 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 2.18ct lab-grown cushion diamond

This 2.18ct lab-grown cushion sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001236 or 447001236. Listed at 5 retailers as of November 5, 2026, with prices from $4,149 to $10,953, a $6,804 spread on the same certified stone. MOH London lists it at $10,953. 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

2.18
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001236
Dimensions8.07 × 7.66 × 4.96 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Top View
8.07 mm7.66 mm2.18 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001236
Side View
Table 61.5%Crown 37.7°Girdle: MED-THKPavilion 41°Culet: NoneDepth 64.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $10,953 NZD|Low: $3,846 NZD|High: $11,129 NZD|Avg: $6,389 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5$3,846 NZD
Retailer 3$4,149 NZD
Retailer 6$5,136 NZD
Retailer 2$5,233 NZD
Retailer 4$6,029 NZD
MOH London$10,953 NZD

30 data points across 6 retailers

5 retailers$4,149 NZD to $10,953 NZD

Retailer 1
-
$3,846 NZD
Price last confirmed 25 days ago
A
Retailer 2
-
$4,149 NZD
View
B+
Retailer 3
-
$5,233 NZD
View
B
Retailer 4
-
$6,029 NZD
View
Most Expensive
B
MOH London
LG447001236 · Nov 5
$10,953 NZD
£4,781 GBP
View
4 more retailers have this diamond
Prices start from $4,149 NZDSave up to $6,804 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
2.18ct Cushion
$4,149 NZD