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Marquise|Lab Grown|IGI

1.21ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG784669371

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784669371

Diamond specifications and retailer prices

From £152 GBP
As of November 4, 2026
Save £730 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £881 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG784669371 or 784669371. Listed at 16 retailers as of November 2, 2026, with prices from £152 to £881, a £730 spread on the same certified stone. MOH London lists it at £881. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784669371
Dimensions11.20 × 5.55 × 3.34 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.20 mm5.55 mm1.21 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784669371
Side View
Table 61.0%Crown 32.2°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £881 GBP|Low: £146 GBP|High: £892 GBP|Avg: £401 GBP
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
Retailer 16
November 5, 2026
Retailer 13£152 GBP
Retailer 6£170 GBP
Retailer 3£176 GBP
Retailer 4£188 GBP
Retailer 14£188 GBP
Retailer 9£325 GBP
Retailer 16£325 GBP
Retailer 2£343 GBP
Retailer 5£369 GBP
Retailer 8£375 GBP
Retailer 10£461 GBP
Retailer 15£606 GBP
Retailer 12£608 GBP
Retailer 11£622 GBP
Retailer 7£645 GBP
MOH London£881 GBP

45 data points across 16 retailers

16 retailers£152 GBP to £881 GBP

A
Cheapest Retailer
-
£152 GBP
A
Retailer 2
-
£170 GBP
View
Final sale: no returns
A
Retailer 3
-
£176 GBP
View
Retailer 4
-
£188 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£188 GBP
View
A
Retailer 6
-
£325 GBP
View
A
Retailer 7
-
£325 GBP
View
A
Retailer 8
-
£343 GBP
View
A
Retailer 9
-
£369 GBP
View
A
Retailer 10
-
£375 GBP
View
Retailer 11
-
£461 GBP
View
Price last confirmed 9 days ago
B+
Retailer 12
-
£606 GBP
View
B+
Retailer 13
-
£608 GBP
View
Retailer 14
-
£622 GBP
View
Price last confirmed 8 days ago
B
Retailer 15
-
£645 GBP
View
Most Expensive
B
MOH London
LG784669371 · Nov 2
£881 GBP
View
15 more retailers have this diamond
Prices start from £152 GBPSave up to £730 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
1.21ct Marquise
£152 GBP