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Marquise|Lab Grown|IGI

1.51ct F VVS2 Marquise Lab Grown Diamond

EX • F/VVS2 • IGI LG850686928

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850686928

Diamond specifications and retailer prices

From £180 GBP
As of November 2, 2026
Save £1,242 GBP (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,421 GBP at Yadav Diamonds · As of November 4, 2026
View at Yadav Diamonds

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850686928 or 850686928. Listed at 21 retailers as of November 2, 2026, with prices from £180 to £1,421, a £1,242 spread on the same certified stone. Yadav Diamonds lists it at £1,421. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850686928
Dimensions11.95 × 5.88 × 3.71 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.95 mm5.88 mm1.51 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850686928
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.1%

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 2
Current: £419 GBP|Low: £180 GBP|High: £1,421 GBP|Avg: £563 GBP|-0.9%
Retailer 1
Retailer 2
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Retailer 11
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Retailer 20
Yadav Diamonds
November 4, 2026
Retailer 18£180 GBP
Retailer 20£209 GBP
Retailer 3£215 GBP
Retailer 9£223 GBP
Retailer 12£247 GBP
Retailer 7£355 GBP
Retailer 10£366 GBP
Retailer 2£385 GBP
Retailer 19£392 GBP
Retailer 1£419 GBP
Retailer 16£458 GBP
Retailer 14£464 GBP
Retailer 11£718 GBP
Retailer 5£721 GBP
Retailer 13£756 GBP
Retailer 17£767 GBP
Retailer 6£894 GBP
Retailer 4£905 GBP
Retailer 15£914 GBP
Retailer 8£987 GBP
Yadav Diamonds£1,421 GBP

5 data points across 21 retailers

21 retailers£180 GBP to £1,421 GBP

A
Cheapest Retailer
-
£180 GBP
A
Retailer 2
-
£209 GBP
View
A
Retailer 3
-
£215 GBP
View
Final sale: no returns
A
Retailer 4
-
£223 GBP
View
A
Retailer 5
-
£247 GBP
View
A
Retailer 6
-
£355 GBP
View
A
Retailer 7
-
£366 GBP
View
A
Retailer 8
-
£385 GBP
View
A
Retailer 9
-
£392 GBP
View
A
Retailer 10
-
£419 GBP
View
A
Retailer 11
-
£458 GBP
View
A
Retailer 12
-
£464 GBP
View
B+
Retailer 13
-
£718 GBP
View
B+
Retailer 14
-
£721 GBP
View
B+
Retailer 15
-
£756 GBP
View
B+
Retailer 16
-
£767 GBP
View
B
Retailer 17
-
£894 GBP
View
B
Retailer 18
-
£905 GBP
View
B
Retailer 19
-
£914 GBP
View
B
Retailer 20
-
£987 GBP
View
Most Expensive
B
Yadav Diamonds
13379476 · Nov 4
£1,421 GBP
$1,913 USD
View
20 more retailers have this diamond
Prices start from £180 GBPSave up to £1,242 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
1.51ct Marquise
£180 GBP