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Marquise|Lab Grown|IGI

1.25ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG789640279

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG789640279

Diamond specifications and retailer prices

From £156 GBP
As of November 3, 2026
Save £703 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £859 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.25ct lab-grown marquise diamond

This 1.25ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG789640279 or 789640279. Listed at 16 retailers as of November 3, 2026, with prices from £156 to £859, a £703 spread on the same certified stone. Reve Diamonds lists it at £859. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789640279
Dimensions11.24 × 5.39 × 3.48 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
11.24 mm5.39 mm1.25 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789640279
Side View
Table 62.0%Crown 36.1°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: £312 GBP|Low: £156 GBP|High: £873 GBP|Avg: £484 GBP|-1.6%
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
Retailer 14
Retailer 15
Reve Diamonds
November 5, 2026
Retailer 14£156 GBP
Retailer 4£234 GBP
Retailer 7£299 GBP
Retailer 15£299 GBP
Retailer 1£312 GBP
Retailer 12£366 GBP
Retailer 11£424 GBP
Retailer 2£524 GBP
Retailer 10£560 GBP
Retailer 5£565 GBP
Retailer 6£579 GBP
Retailer 3£598 GBP
Retailer 9£631 GBP
Retailer 13£669 GBP
Retailer 8£809 GBP
Reve Diamonds£859 GBP

35 data points across 16 retailers

16 retailers£156 GBP to £859 GBP

A
Cheapest Retailer
-
£156 GBP
Final sale: no returns
B+
Retailer 2
-
£234 GBP
View
Retailer 3
-
£299 GBP
View
Price last confirmed 10 days ago
A
Retailer 4
-
£299 GBP
View
A
Retailer 5
-
£312 GBP
View
A
Retailer 6
-
£366 GBP
View
A
Retailer 7
-
£424 GBP
View
B+
Retailer 8
-
£524 GBP
View
B+
Retailer 9
-
£560 GBP
View
B+
Retailer 10
-
£565 GBP
View
Retailer 11
-
£579 GBP
View
Price last confirmed 10 days ago
B+
Retailer 12
-
£598 GBP
View
B+
Retailer 13
-
£631 GBP
View
B+
Retailer 14
-
£669 GBP
View
B
Retailer 15
-
£809 GBP
View
Most Expensive
B
Reve Diamonds
F6DDFF1B7 · Nov 4
£859 GBP
$1,157 USD
View
15 more retailers have this diamond
Prices start from £156 GBPSave up to £703 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
1.25ct Marquise
£156 GBP