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Marquise|Lab Grown|IGI

0.51ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG541275856

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG541275856

Diamond specifications and retailer prices

From £92 GBP
As of November 4, 2026
Save £861 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £953 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG541275856 or 541275856. Listed at 16 retailers as of November 2, 2026, with prices from £92 to £953, a £861 spread on the same certified stone. MOH London lists it at £953. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541275856
Dimensions7.75 × 4.25 × 2.75 mm
L/W Ratio1.82
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.75 mm4.25 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541275856
Side View
Table 61.0%Crown 33.2°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 64.7%

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 4
Current: £953 GBP|Low: £88 GBP|High: £964 GBP|Avg: £303 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 4, 2026
Retailer 12£92 GBP
Retailer 4£107 GBP
Retailer 5£121 GBP
Retailer 14£121 GBP
Retailer 9£207 GBP
Retailer 13£215 GBP
Retailer 15£219 GBP
Retailer 2£235 GBP
Retailer 10£276 GBP
Retailer 7£283 GBP
Retailer 8£290 GBP
Retailer 3£367 GBP
Retailer 11£387 GBP
Retailer 6£598 GBP
MOH London£953 GBP

45 data points across 15 retailers

16 retailers£92 GBP to £953 GBP

A
Cheapest Retailer
-
£92 GBP
A
Retailer 2
-
£107 GBP
View
Retailer 3
-
£121 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£121 GBP
View
A
Retailer 5
-
£207 GBP
View
B+
Retailer 6
-
£215 GBP
View
B+
Retailer 7
-
£219 GBP
View
B+
Retailer 8
-
£235 GBP
View
B+
Retailer 9
-
£237 GBP
View
B+
Retailer 10
-
£276 GBP
View
B+
Retailer 11
-
£283 GBP
View
B+
Retailer 12
-
£290 GBP
View
B
Retailer 13
-
£367 GBP
View
B
Retailer 14
-
£387 GBP
View
B
Retailer 15
-
£598 GBP
View
Most Expensive
B
MOH London
LG541275856 · Nov 2
£953 GBP
View
15 more retailers have this diamond
Prices start from £92 GBPSave up to £861 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
0.51ct Marquise
£92 GBP