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Marquise|Lab Grown|IGI

3.05ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG793642050

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG793642050

Diamond specifications and retailer prices

From £586 GBP
As of October 29, 2026
Save £21 GBP (3%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,457 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 3.05ct lab-grown marquise diamond

This 3.05ct 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 LG793642050 or 793642050. Listed at 8 retailers as of October 29, 2026, with a relatively tight 4% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

3.05
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793642050
Dimensions15.70 × 7.46 × 4.45 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.70 mm7.46 mm3.05 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793642050
Side View
Table 63.0%Crown 34.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 59.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £1,457 GBP|Low: £447 GBP|High: £2,409 GBP|Avg: £1,026 GBP|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 3£447 GBP
Retailer 5£538 GBP
Retailer 8£586 GBP
Retailer 2£607 GBP
Retailer 6£627 GBP
Retailer 4£986 GBP
Retailer 7£1,268 GBP
Retailer 10£1,306 GBP
MOH London£1,457 GBP
Retailer 9£2,409 GBP

15 data points across 10 retailers

8 retailers£586 GBP to £607 GBP

Retailer 1
-
£447 GBP
Price last confirmed 6 days ago
Retailer 2
-
£538 GBP
View
Price last confirmed 12 days ago
A
Retailer 3
-
£586 GBP
View
A
Retailer 4
-
£607 GBP
View
Retailer 5
-
£627 GBP
View
Price last confirmed 14 days ago
Retailer 6
-
£1,268 GBP
View
Price last confirmed 15 days ago
Retailer 7
-
£1,306 GBP
View
Price last confirmed 14 days ago
Most Expensive
MOH London
LG793642050 · Oct 21
£1,457 GBP
View
Price last confirmed 14 days ago
7 more retailers have this diamond
Prices start from £586 GBPSave up to £21 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
3.05ct Marquise
£586 GBP