Cushion|Lab Grown|IGI

3.03ct F SI1 Cushion Lab Grown Diamond

VG • F/SI1 • IGI LG851692429

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG851692429

Diamond specifications and retailer prices

From $399 USD
As of November 6, 2026
Save $2,141 USD (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,540 USD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.03ct lab-grown cushion diamond

This 3.03ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG851692429 or 851692429. Listed at 8 retailers as of November 6, 2026, with prices from $399 to $2,540, a $2,141 spread on the same certified stone. Brilliant Earth lists it at $2,540. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.03
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle30.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851692429
Dimensions7.05 × 9.92 × 4.86 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.05 mm9.92 mm3.03 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851692429
Side View
Table 63.0%Crown 34.1°Girdle: MED-STKPavilion 30.7°Culet: NoneDepth 68.9%

Caratlytics Score

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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: $399 USD|Low: $399 USD|High: $1,727 USD|Avg: $841 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1$399 USD
Retailer 7$486 USD
Retailer 2$539 USD
Retailer 3$711 USD
Retailer 5$790 USD
Retailer 4$1,412 USD
Retailer 6$1,727 USD

3 data points across 7 retailers

8 retailers$399 USD to $2,540 USD

A
Cheapest Retailer
-
$399 USD
Final sale: no returns
A
Retailer 2
-
$486 USD
View
A
Retailer 3
-
$539 USD
View
B+
Retailer 4
-
$711 USD
View
A
Retailer 5
-
$790 USD
View
B+
Retailer 6
-
$1,412 USD
View
B
Retailer 7
-
$1,727 USD
View
Most Expensive
B
Brilliant Earth
22534293A · Nov 6
$2,540 USD
View
7 more retailers have this diamond
Prices start from $399 USDSave up to $2,141 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
3.03ct Cushion
$399 USD