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Marquise|Lab Grown|IGI

3.03ct G VS2 Marquise Lab Grown Diamond

VG • G/VS2 • IGI LG835662929

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835662929

Diamond specifications and retailer prices

From £295 GBP
As of November 3, 2026
Save £1,667 GBP (85%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,961 GBP at Brilliant Earth · As of November 1, 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 LG835662929 or 835662929. Listed at 4 retailers as of November 1, 2026, with prices from £295 to £1,961, a £1,667 spread on the same certified stone. Brilliant Earth lists it at £1,961. 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
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835662929
Dimensions15.53 × 7.48 × 4.60 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.53 mm7.48 mm3.03 ctG / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835662929
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: £1,961 GBP|Low: £295 GBP|High: £3,266 GBP|Avg: £1,419 GBP|-40.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 3£295 GBP
Retailer 2£612 GBP
Retailer 4£1,506 GBP
Brilliant Earth£1,961 GBP

36 data points across 4 retailers

4 retailers£295 GBP to £1,961 GBP

A
Cheapest Retailer
-
£295 GBP
Final sale: no returns
A
Retailer 2
-
£612 GBP
View
Retailer 3
-
£1,506 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21363633A · Nov 1
£1,961 GBP
$2,630 USD
View
3 more retailers have this diamond
Prices start from £295 GBPSave up to £1,667 GBP

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
£295 GBP