Marquise|Lab Grown|IGI

1.03ct D VS2 Marquise Lab Grown Diamond

VG • D/VS2 • IGI LG841606957

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841606957

Diamond specifications and retailer prices

From £190 GBP
As of October 30, 2026
Save £554 GBP (74%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £744 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG841606957 or 841606957. Listed at 9 retailers as of October 29, 2026, with prices from £190 to £744, a £554 spread on the same certified stone. MOH London lists it at £744. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
D
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841606957
Dimensions10.32 × 5.24 × 3.37 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.32 mm5.24 mm1.03 ctD / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841606957
Side View
Table 62.0%Crown 34.5°Girdle: THN-MEDPavilion 41.8°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £744 GBP|Low: £190 GBP|High: £763 GBP|Avg: £409 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 3£190 GBP
Retailer 7£254 GBP
Retailer 4£279 GBP
Retailer 2£283 GBP
Retailer 8£283 GBP
Retailer 5£475 GBP
Retailer 6£537 GBP
Retailer 9£559 GBP
MOH London£744 GBP

29 data points across 9 retailers

9 retailers£190 GBP to £744 GBP

A
Cheapest Retailer
-
£190 GBP
A
Retailer 2
-
£254 GBP
$340 USD
View
A
Retailer 3
-
£279 GBP
€356 EUR
View
A
Retailer 4
-
£283 GBP
View
A
Retailer 5
-
£283 GBP
$379 USD
View
B+
Retailer 6
-
£475 GBP
A$979 AUD
View
B
Retailer 7
-
£537 GBP
$720 USD
View
Retailer 8
-
£559 GBP
$749 USD
View
Price last confirmed 13 days ago
Most Expensive
B
MOH London
LG841606957 · Oct 29
£744 GBP
View
8 more retailers have this diamond
Prices start from £190 GBPSave up to £554 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
1.03ct Marquise
£190 GBP