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Marquise|Lab Grown|IGI

1.20ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG851690641

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851690641

Diamond specifications and retailer prices

From £164 GBP
As of November 4, 2026
Save £770 GBP (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £934 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct 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 LG851690641 or 851690641. Listed at 18 retailers as of November 1, 2026, with prices from £164 to £934, a £770 spread on the same certified stone. Reve Diamonds lists it at £934. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851690641
Dimensions11.07 × 5.66 × 3.35 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.07 mm5.66 mm1.20 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851690641
Side View
Table 60.0%Crown 34°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 59.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £812 GBP|Low: £164 GBP|High: £934 GBP|Avg: £480 GBP|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
November 5, 2026
Retailer 11£164 GBP
Retailer 7£184 GBP
Retailer 6£264 GBP
Retailer 5£280 GBP
Retailer 12£350 GBP
Retailer 3£373 GBP
Retailer 8£374 GBP
Retailer 9£496 GBP
Retailer 10£509 GBP
Retailer 13£619 GBP
Retailer 2£674 GBP
Retailer 4£692 GBP
Retailer 1£812 GBP
Reve Diamonds£934 GBP

6 data points across 14 retailers

18 retailers£164 GBP to £934 GBP

A
Cheapest Retailer
-
£164 GBP
A
Retailer 2
-
£164 GBP
View
A
Retailer 3
-
£184 GBP
View
Final sale: no returns
A
Retailer 4
-
£203 GBP
View
A
Retailer 5
-
£264 GBP
View
A
Retailer 6
-
£280 GBP
View
A
Retailer 7
-
£350 GBP
View
A
Retailer 8
-
£373 GBP
View
A
Retailer 9
-
£374 GBP
View
B+
Retailer 10
-
£496 GBP
View
B+
Retailer 11
-
£509 GBP
View
B+
Retailer 12
-
£619 GBP
View
B
Retailer 13
-
£653 GBP
View
B
Retailer 14
-
£653 GBP
View
B
Retailer 15
-
£674 GBP
View
B
Retailer 16
-
£692 GBP
View
B
Retailer 17
-
£812 GBP
View
Most Expensive
B
Reve Diamonds
2B3E826E3 · Nov 1
£934 GBP
$1,261 USD
View
17 more retailers have this diamond
Prices start from £164 GBPSave up to £770 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
1.20ct Marquise
£164 GBP