Cushion|Lab Grown|IGI

2.50ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG733546153

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG733546153

Diamond specifications and retailer prices

From $741 USD
€706 EUR
As of October 29, 2026
Save $1,086 USD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,828 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct lab-grown cushion diamond

This 2.5ct lab-grown cushion sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG733546153 or 733546153. Listed at 7 retailers as of October 29, 2026, with prices from $741 to $1,828, a $1,086 spread on the same certified stone. MOH London lists it at $1,828. 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

2.50
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733546153
Dimensions9.25 × 6.98 × 4.67 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.25 mm6.98 mm2.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733546153
Side View
Table 64.0%Crown 36.7°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 66.9%

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: Oct 29
Current: $1,828 USD|Low: $638 USD|High: $1,876 USD|Avg: $1,066 USD|+1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3$741 USD
Retailer 4$742 USD
Retailer 5$825 USD
Retailer 6$828 USD
Retailer 2$841 USD
Retailer 7$1,765 USD
MOH London$1,828 USD

33 data points across 7 retailers

7 retailers$741 USD to $1,828 USD

A
Cheapest Retailer
-
$741 USD
€706 EUR
B+
Retailer 2
-
$742 USD
View
A
Retailer 3
-
$825 USD
View
A
Retailer 4
-
$828 USD
View
A
Retailer 5
-
$841 USD
£662 GBP
View
Retailer 6
-
$1,765 USD
View
Price last confirmed 36 days ago
Most Expensive
B
MOH London
LG733546153 · Oct 29
$1,828 USD
£1,439 GBP
View
6 more retailers have this diamond
Prices start from $741 USDSave up to $1,086 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
2.50ct Cushion
$741 USD