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Marquise|Lab Grown|IGI

3.04ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG842656750

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842656750

Diamond specifications and retailer prices

From £303 GBP
As of November 3, 2026
Save £1,666 GBP (85%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,969 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 3.04ct lab-grown marquise diamond

This 3.04ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842656750 or 842656750. Listed at 4 retailers as of November 3, 2026, with prices from £303 to £1,969, a £1,666 spread on the same certified stone. Brilliant Earth lists it at £1,969. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.04
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842656750
Dimensions15.19 × 7.37 × 4.73 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.19 mm7.37 mm3.04 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842656750
Side View
Table 62.0%Crown 37.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: £620 GBP|Low: £303 GBP|High: £1,510 GBP|Avg: £821 GBP|-6.1%
Retailer 1
Retailer 2
Retailer 3
November 4, 2026
Retailer 2£303 GBP
Retailer 1£620 GBP
Retailer 3£1,510 GBP

22 data points across 3 retailers

4 retailers£303 GBP to £1,969 GBP

A
Cheapest Retailer
-
£303 GBP
Final sale: no returns
A
Retailer 2
-
£620 GBP
View
B+
Retailer 3
-
£1,510 GBP
View
Most Expensive
B
Brilliant Earth
21744724A · Nov 3
£1,969 GBP
$2,640 USD
View
3 more retailers have this diamond
Prices start from £303 GBPSave up to £1,666 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
3.04ct Marquise
£303 GBP