Marquise|Lab Grown|IGI

3.03ct G VS2 Marquise Lab Grown Diamond

VG • G/VS2 • IGI LG841670933

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841670933

Diamond specifications and retailer prices

From $400 USD
As of October 29, 2026
Save $2,280 USD (85%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,680 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG841670933 or 841670933. Listed at 4 retailers as of October 29, 2026, with prices from $400 to $2,680, a $2,280 spread on the same certified stone. Brilliant Earth lists it at $2,680. 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
G
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841670933
Dimensions14.31 × 7.51 × 4.88 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.31 mm7.51 mm3.03 ctG / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841670933
Side View
Table 61.0%Crown 36.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 65.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $2,680 USD|Low: $400 USD|High: $4,380 USD|Avg: $2,044 USD|-38.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$400 USD
Retailer 2$830 USD
Retailer 4$2,020 USD
Brilliant Earth$2,680 USD

23 data points across 4 retailers

4 retailers$400 USD to $2,680 USD

A
Cheapest Retailer
-
$400 USD
Final sale: no returns
A
Retailer 2
-
$830 USD
£654 GBP
View
B
Retailer 3
-
$2,020 USD
View
Most Expensive
B
Brilliant Earth
21706475A · Oct 30
$2,680 USD
View
3 more retailers have this diamond
Prices start from $400 USDSave up to $2,280 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 Marquise
$400 USD