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Marquise|Lab Grown|IGI

3.03ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • IGI LG842641936

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842641936

Diamond specifications and retailer prices

From £315 GBP
As of November 3, 2026
Save £1,742 GBP (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,056 GBP at Frank Darling · As of October 30, 2026
View at Frank Darling

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 top-tier cut grade and certified by IGI LG842641936 or 842641936. Listed at 5 retailers as of October 30, 2026, with prices from £315 to £2,056, a £1,742 spread on the same certified stone. Frank Darling lists it at £2,056. 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

3.03
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842641936
Dimensions14.95 × 7.63 × 4.70 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.95 mm7.63 mm3.03 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842641936
Side View
Table 62.0%Crown 35.3°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
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 3
Current: £2,056 GBP|Low: £315 GBP|High: £2,057 GBP|Avg: £1,198 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 3£315 GBP
Retailer 5£448 GBP
Retailer 2£1,154 GBP
Retailer 4£1,495 GBP
Frank Darling£2,056 GBP

6 data points across 5 retailers

5 retailers£315 GBP to £2,056 GBP

A
Cheapest Retailer
-
£315 GBP
Final sale: no returns
B+
Retailer 2
-
£448 GBP
View
B+
Retailer 3
-
£1,154 GBP
View
Retailer 4
-
£1,495 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Frank Darling
100757862708KD · Oct 30
£2,056 GBP
$2,758 USD
View
4 more retailers have this diamond
Prices start from £315 GBPSave up to £1,742 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
£315 GBP