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Cushion|Lab Grown|IGI

2.15ct D SI2 Cushion Lab Grown Diamond

ID • D/SI2 • IGI LG496118234

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG496118234

Diamond specifications and retailer prices

From $480 USD
As of October 30, 2026
Save $1,440 USD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,920 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.15ct lab-grown cushion diamond

This 2.15ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG496118234 or 496118234. Listed at 9 retailers as of October 30, 2026, with prices from $480 to $1,920, a $1,440 spread on the same certified stone. Brilliant Earth lists it at $1,920. 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

2.15
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496118234
Dimensions7.38 × 7.06 × 4.86 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.38 mm7.06 mm2.15 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496118234
Side View
Table 62.5%Crown 36°Girdle: MED-VTKPavilion 35.6°Culet: NoneDepth 68.8%

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: Oct 30
Current: $1,920 USD|Low: $360 USD|High: $2,540 USD|Avg: $938 USD|-24.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10$390 USD
Retailer 5$480 USD
Retailer 7$505 USD
Retailer 2$587 USD
Retailer 4$669 USD
Retailer 8$673 USD
Retailer 6$689 USD
Retailer 3$914 USD
Retailer 9$1,580 USD
Brilliant Earth$1,920 USD

36 data points across 10 retailers

9 retailers$480 USD to $1,920 USD

Retailer 1
-
$390 USD
Price last confirmed 18 days ago
B+
Retailer 2
-
$480 USD
View
Retailer 3
-
$505 USD
£398 GBP
View
Price last confirmed 17 days ago
A
Retailer 4
-
$587 USD
€559 EUR
View
Retailer 5
-
$669 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$689 USD
£542 GBP
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$914 USD
View
Retailer 8
-
$1,580 USD
£1,244 GBP
View
Price last confirmed 19 days ago
Most Expensive
B
Brilliant Earth
8638468A · Oct 30
$1,920 USD
View
8 more retailers have this diamond
Prices start from $480 USDSave up to $1,440 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
2.15ct Cushion
$480 USD