Cushion|Lab Grown|GIA

3.03ct G SI1 Cushion Lab Grown Diamond

EX • G/SI1

Diamond specifications and retailer prices

From $1,078 USD
As of November 1, 2026
Save $2,789 USD (72%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,867 USD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 3.03ct lab-grown cushion diamond

This 3.03ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of October 30, 2026, with prices from $1,078 to $3,867, a $2,789 spread on the same certified stone. Diamond Exchange Canada lists it at $3,867. 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

3.03
Carat
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions9.34 × 8.06 × 5.30 mm
L/W Ratio1.16
Top View
9.34 mm8.06 mm3.03 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 65.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $3,867 USD|Low: $999 USD|High: $3,867 USD|Avg: $2,096 USD
Diamond Exchange Canada
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$1,078 USD
Retailer 2$1,327 USD
Diamond Exchange Canada$3,867 USD

37 data points across 3 retailers

3 retailers$1,078 USD to $3,867 USD

B+
Cheapest Retailer
-
$1,078 USD
B+
Retailer 2
-
$1,327 USD
£1,045 GBP
View
Most Expensive
B
Diamond Exchange Canada
1986530319 · Oct 30
$3,867 USD
CA$5,370 CAD
View
2 more retailers have this diamond
Prices start from $1,078 USDSave up to $2,789 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.

B+
3.03ct Cushion
$1,078 USD