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Marquise|Lab Grown|IGI

1.20ct D VVS1 Marquise Lab Grown Diamond

VG • D/VVS1 • IGI LG846657196

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846657196

Diamond specifications and retailer prices

From £167 GBP
As of November 4, 2026
Save £777 GBP (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £945 GBP at Reve Diamonds · As of November 4, 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 VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG846657196 or 846657196. Listed at 22 retailers as of November 4, 2026, with prices from £167 to £945, a £777 spread on the same certified stone. Reve Diamonds lists it at £945. 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

1.20
Carat
D
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846657196
Dimensions11.30 × 5.41 × 3.41 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.30 mm5.41 mm1.20 ctD / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846657196
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 63.0%

Caratlytics Score

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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: £236 GBP|Low: £167 GBP|High: £945 GBP|Avg: £468 GBP|-0.3%
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Reve Diamonds
November 4, 2026
Retailer 11£167 GBP
Retailer 13£187 GBP
Retailer 6£194 GBP
Retailer 2£207 GBP
Retailer 5£207 GBP
Retailer 1£236 GBP
Retailer 19£280 GBP
Retailer 4£334 GBP
Retailer 17£358 GBP
Retailer 12£382 GBP
Retailer 8£426 GBP
Retailer 7£430 GBP
Retailer 9£441 GBP
Retailer 15£506 GBP
Retailer 18£510 GBP
Retailer 3£666 GBP
Retailer 14£704 GBP
Retailer 10£715 GBP
Retailer 20£789 GBP
Retailer 21£807 GBP
Retailer 16£830 GBP
Reve Diamonds£945 GBP

14 data points across 22 retailers

22 retailers£167 GBP to £945 GBP

A
Cheapest Retailer
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£167 GBP
A
Retailer 2
-
£187 GBP
View
Final sale: no returns
A
Retailer 3
-
£194 GBP
View
Retailer 4
-
£207 GBP
View
Price last confirmed 10 days ago
A
Retailer 5
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£207 GBP
View
A
Retailer 6
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£236 GBP
View
A
Retailer 7
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£280 GBP
View
Retailer 8
-
£334 GBP
View
Price last confirmed 10 days ago
A
Retailer 9
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£358 GBP
View
B+
Retailer 10
-
£382 GBP
View
B+
Retailer 11
-
£426 GBP
View
B+
Retailer 12
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£430 GBP
View
B+
Retailer 13
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£441 GBP
View
B+
Retailer 14
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£506 GBP
View
B+
Retailer 15
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£510 GBP
View
B
Retailer 16
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£666 GBP
View
B
Retailer 17
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£704 GBP
View
B
Retailer 18
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£715 GBP
View
B
Retailer 19
-
£789 GBP
View
B
Retailer 20
-
£807 GBP
View
B
Retailer 21
-
£830 GBP
View
Most Expensive
B
Reve Diamonds
434A3E540 · Nov 4
£945 GBP
$1,275 USD
View
21 more retailers have this diamond
Prices start from £167 GBPSave up to £777 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
£167 GBP