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Marquise|Lab Grown|IGI

1.01ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG826683000

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826683000

Diamond specifications and retailer prices

From £129 GBP
As of November 4, 2026
Save £424 GBP (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £748 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826683000 or 826683000. Listed at 16 retailers as of November 4, 2026, with a 329% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826683000
Dimensions11.04 × 5.04 × 3.14 mm
L/W Ratio2.19
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.04 mm5.04 mm1.01 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826683000
Side View
Table 55.0%Crown 36°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
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: £748 GBP|Low: £126 GBP|High: £767 GBP|Avg: £299 GBP|-2.5%
MOH London
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
Retailer 16
November 5, 2026
Retailer 4£129 GBP
Retailer 5£143 GBP
Retailer 16£149 GBP
Retailer 12£159 GBP
Retailer 15£159 GBP
Retailer 6£215 GBP
Retailer 3£240 GBP
Retailer 11£275 GBP
Retailer 2£282 GBP
Retailer 14£283 GBP
Retailer 8£383 GBP
Retailer 10£388 GBP
Retailer 9£403 GBP
Retailer 13£512 GBP
Retailer 7£552 GBP
MOH London£748 GBP

45 data points across 16 retailers

16 retailers£129 GBP to £552 GBP

A
Cheapest Retailer
-
£129 GBP
A
Retailer 2
-
£143 GBP
View
Final sale: no returns
A
Retailer 3
-
£149 GBP
View
A
Retailer 4
-
£159 GBP
View
Retailer 5
-
£159 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£215 GBP
View
A
Retailer 7
-
£240 GBP
View
A
Retailer 8
-
£275 GBP
View
A
Retailer 9
-
£282 GBP
View
Retailer 10
-
£283 GBP
View
Price last confirmed 10 days ago
B+
Retailer 11
-
£383 GBP
View
B+
Retailer 12
-
£388 GBP
View
B+
Retailer 13
-
£403 GBP
View
B+
Retailer 14
-
£512 GBP
View
B
Retailer 15
-
£552 GBP
View
Most Expensive
MOH London
LG826683000 · Oct 29
£748 GBP
View
Price last confirmed 7 days ago
15 more retailers have this diamond
Prices start from £129 GBPSave up to £424 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
1.01ct Marquise
£129 GBP