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Marquise|Lab Grown|IGI

1.25ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG825654761

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825654761

Diamond specifications and retailer prices

From £157 GBP
$211 USD
As of November 2, 2026
Save £628 GBP (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £786 GBP at MOH London · As of October 29, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825654761 or 825654761. Listed at 20 retailers as of October 29, 2026, with prices from £157 to £786, a £628 spread on the same certified stone. MOH London lists it at £786. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825654761
Dimensions11.46 × 5.67 × 3.45 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
11.46 mm5.67 mm1.25 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825654761
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

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: £786 GBP|Low: £157 GBP|High: £791 GBP|Avg: £411 GBP|-0.5%
MOH London
Retailer 2
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Retailer 11
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Retailer 19
November 2, 2026
Retailer 9£157 GBP
Retailer 3£175 GBP
Retailer 19£183 GBP
Retailer 7£195 GBP
Retailer 10£195 GBP
Retailer 2£233 GBP
Retailer 17£336 GBP
Retailer 13£337 GBP
Retailer 8£349 GBP
Retailer 12£357 GBP
Retailer 15£433 GBP
Retailer 18£477 GBP
Retailer 6£496 GBP
Retailer 14£510 GBP
Retailer 16£533 GBP
Retailer 11£627 GBP
Retailer 5£633 GBP
Retailer 4£667 GBP
MOH London£786 GBP

27 data points across 19 retailers

20 retailers£157 GBP to £786 GBP

A
Cheapest Retailer
-
£157 GBP
$211 USD
A
Retailer 2
-
£175 GBP
$235 USD
View
Final sale: no returns
A
Retailer 3
-
£183 GBP
$245 USD
View
A
Retailer 4
-
£195 GBP
$262 USD
View
Retailer 5
-
£195 GBP
$262 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
£233 GBP
View
A
Retailer 7
-
£336 GBP
$451 USD
View
A
Retailer 8
-
£337 GBP
ZAR 7,300 ZAR
View
A
Retailer 9
-
£349 GBP
$469 USD
View
A
Retailer 10
-
£357 GBP
View
B+
Retailer 11
-
£433 GBP
$581 USD
View
B+
Retailer 12
-
£477 GBP
A$984 AUD
View
B+
Retailer 13
-
£496 GBP
$665 USD
View
B+
Retailer 14
-
£510 GBP
$684 USD
View
B+
Retailer 15
-
£533 GBP
A$1,100 AUD
View
B
Retailer 16
-
£627 GBP
$841 USD
View
B
Retailer 17
-
£633 GBP
SGD 1,147 SGD
View
B
Retailer 18
-
£667 GBP
$894 USD
View
B
Retailer 19
-
£674 GBP
$904 USD
View
Most Expensive
B
MOH London
LG825654761 · Oct 29
£786 GBP
View
19 more retailers have this diamond
Prices start from £157 GBPSave up to £628 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
£157 GBP