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Marquise|Lab Grown|IGI

0.51ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG839690105

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839690105

Diamond specifications and retailer prices

From £183 GBP
€234 EUR
As of October 27, 2026
10 retailers carry this diamond
Most expensive: £661 GBP at MOH London · As of October 19, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839690105 or 839690105. Listed at 10 retailers as of October 27, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839690105
Dimensions8.99 × 4.02 × 2.41 mm
L/W Ratio2.24
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.99 mm4.02 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG839690105
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 60.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £661 GBP|Low: £81 GBP|High: £691 GBP|Avg: £286 GBP|-4.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 25, 2026
Retailer 3£81 GBP
Retailer 11£121 GBP
Retailer 12£160 GBP
Retailer 6£161 GBP
Retailer 2£183 GBP
Retailer 10£209 GBP
Retailer 9£228 GBP
Retailer 7£247 GBP
Retailer 5£316 GBP
Retailer 8£329 GBP
Retailer 4£615 GBP
MOH London£661 GBP

21 data points across 12 retailers

10 retailers

Retailer 1
-
£121 GBP
$162 USD
Price last confirmed 15 days ago
Retailer 2
-
£160 GBP
ZAR 3,464 ZAR
View
Price last confirmed 15 days ago
Retailer 3
-
£161 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
£183 GBP
€234 EUR
View
Retailer 5
-
£209 GBP
$280 USD
View
Price last confirmed 11 days ago
Retailer 6
-
£228 GBP
View
Price last confirmed 10 days ago
Retailer 7
-
£316 GBP
$424 USD
View
Price last confirmed 11 days ago
Retailer 8
-
£329 GBP
$441 USD
View
Price last confirmed 13 days ago
Retailer 9
-
£615 GBP
SGD 1,113 SGD
View
Price last confirmed 12 days ago
Most Expensive
MOH London
LG839690105 · Oct 19
£661 GBP
View
Price last confirmed 14 days ago
9 more retailers have this diamond
Prices start from £183 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
£183 GBP