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Cushion|Lab Grown|IGI

2.73ct E SI2 Cushion Lab Grown Diamond

ID • E/SI2 • IGI LG807677909

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG807677909

Diamond specifications and retailer prices

From $262 USD
As of October 27, 2026
Save $2,978 USD (92%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,240 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.73ct lab-grown cushion diamond

This 2.73ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG807677909 or 807677909. Listed at 12 retailers as of October 27, 2026, with prices from $262 to $3,240, a $2,978 spread on the same certified stone. Brilliant Earth lists it at $3,240. 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

2.73
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807677909
Dimensions9.29 × 7.04 × 4.79 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.29 mm7.04 mm2.73 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807677909
Side View
Table 64.0%Crown 35.1°Girdle: STK-VTKPavilion 36.4°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $3,240 USD|Low: $262 USD|High: $3,240 USD|Avg: $909 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 4$262 USD
Retailer 12$320 USD
Retailer 11$376 USD
Retailer 2$469 USD
Retailer 10$491 USD
Retailer 6$545 USD
Retailer 3$591 USD
Retailer 9$762 USD
Retailer 5$772 USD
Retailer 13$942 USD
Retailer 7$1,165 USD
Retailer 8$2,250 USD
Brilliant Earth$3,240 USD

41 data points across 13 retailers

12 retailers$262 USD to $3,240 USD

A
Cheapest Retailer
-
$262 USD
Final sale: no returns
A
Retailer 2
-
$320 USD
HK$2,500 HKD
View
A
Retailer 3
-
$376 USD
£296 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$469 USD
€447 EUR
View
B+
Retailer 5
-
$491 USD
View
A
Retailer 6
-
$545 USD
£429 GBP
View
A
Retailer 7
-
$591 USD
View
B+
Retailer 8
-
$762 USD
View
B+
Retailer 9
-
$942 USD
SGD 1,273 SGD
View
B+
Retailer 10
-
$1,165 USD
£917 GBP
View
B
Retailer 11
-
$2,250 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
20069994A · Oct 28
$3,240 USD
View
11 more retailers have this diamond
Prices start from $262 USDSave up to $2,978 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
2.73ct Cushion
$262 USD