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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 $2,300 USD
As of November 6, 2026
Save $3,772 USD (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $6,072 USD 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 $2,300 to $6,072, a $3,772 spread on the same certified stone. MOH London lists it at $6,072. 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
Color
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

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 6
Current: $6,072 USD|Low: $2,132 USD|High: $6,170 USD|Avg: $3,542 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5$2,132 USD
Retailer 3$2,300 USD
Retailer 6$2,847 USD
Retailer 2$2,901 USD
Retailer 4$3,342 USD
MOH London$6,072 USD

30 data points across 6 retailers

5 retailers$2,300 USD to $6,072 USD

Retailer 1
-
$2,132 USD
Price last confirmed 25 days ago
A
Retailer 2
-
$2,300 USD
View
B+
Retailer 3
-
$2,901 USD
View
B
Retailer 4
-
$3,342 USD
View
Most Expensive
B
MOH London
LG447001236 · Nov 5
$6,072 USD
£4,781 GBP
View
4 more retailers have this diamond
Prices start from $2,300 USDSave up to $3,772 USD

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
$2,300 USD