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Marquise|Lab Grown|IGI

1.51ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG825654885

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825654885

Diamond specifications and retailer prices

From £223 GBP
As of November 6, 2026
Save £965 GBP (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,188 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825654885 or 825654885. Listed at 21 retailers as of November 5, 2026, with prices from £223 to £1,188, a £965 spread on the same certified stone. Brilliant Earth lists it at £1,188. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.6°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825654885
Dimensions12.16 × 6.03 × 3.62 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.16 mm6.03 mm1.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG825654885
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.0%

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 6
Current: £1,188 GBP|Low: £223 GBP|High: £1,188 GBP|Avg: £587 GBP|+1.3%
Brilliant Earth
Retailer 2
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Retailer 21
November 6, 2026
Retailer 10£223 GBP
Retailer 11£250 GBP
Retailer 6£259 GBP
Retailer 3£277 GBP
Retailer 5£277 GBP
Retailer 2£291 GBP
Retailer 21£392 GBP
Retailer 18£453 GBP
Retailer 7£477 GBP
Retailer 17£477 GBP
Retailer 13£487 GBP
Retailer 19£527 GBP
Retailer 16£728 GBP
Retailer 8£881 GBP
Retailer 12£891 GBP
Retailer 4£891 GBP
Retailer 20£897 GBP
Retailer 9£926 GBP
Retailer 14£1,066 GBP
Retailer 15£1,108 GBP
Brilliant Earth£1,188 GBP

26 data points across 21 retailers

21 retailers£223 GBP to £1,188 GBP

A
Cheapest Retailer
-
£223 GBP
A
Retailer 2
-
£250 GBP
View
Final sale: no returns
A
Retailer 3
-
£259 GBP
View
Retailer 4
-
£277 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
£277 GBP
View
A
Retailer 6
-
£291 GBP
View
A
Retailer 7
-
£392 GBP
View
A
Retailer 8
-
£453 GBP
View
A
Retailer 9
-
£477 GBP
View
A
Retailer 10
-
£477 GBP
View
A
Retailer 11
-
£487 GBP
View
A
Retailer 12
-
£527 GBP
View
B+
Retailer 13
-
£728 GBP
View
B
Retailer 14
-
£881 GBP
View
B
Retailer 15
-
£891 GBP
View
B
Retailer 16
-
£891 GBP
View
B
Retailer 17
-
£897 GBP
View
B
Retailer 18
-
£926 GBP
View
B
Retailer 19
-
£1,066 GBP
View
B
Retailer 20
-
£1,108 GBP
View
Most Expensive
B
Brilliant Earth
22456585A · Nov 5
£1,188 GBP
$1,590 USD
View
20 more retailers have this diamond
Prices start from £223 GBPSave up to £965 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
£223 GBP