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Marquise|Lab Grown|IGI

1.03ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG602313484

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG602313484

Diamond specifications and retailer prices

From £154 GBP
As of November 4, 2026
Save £751 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £905 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.03ct lab-grown marquise diamond

This 1.03ct 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 LG602313484 or 602313484. Listed at 18 retailers as of November 4, 2026, with prices from £154 to £905, a £751 spread on the same certified stone. Reve Diamonds lists it at £905. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602313484
Dimensions10.72 × 5.30 × 3.17 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.72 mm5.30 mm1.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602313484
Side View
Table 62.0%Crown 34.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £348 GBP|Low: £148 GBP|High: £905 GBP|Avg: £420 GBP|+8.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
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Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Reve Diamonds
November 5, 2026
Retailer 14£154 GBP
Retailer 8£172 GBP
Retailer 3£179 GBP
Retailer 4£191 GBP
Retailer 15£191 GBP
Retailer 5£256 GBP
Retailer 2£330 GBP
Retailer 10£330 GBP
Retailer 1£348 GBP
Retailer 6£367 GBP
Retailer 9£467 GBP
Retailer 16£614 GBP
Retailer 13£617 GBP
Retailer 7£654 GBP
Retailer 12£654 GBP
Retailer 11£766 GBP
Reve Diamonds£905 GBP

44 data points across 17 retailers

18 retailers£154 GBP to £905 GBP

A
Cheapest Retailer
-
£154 GBP
A
Retailer 2
-
£172 GBP
View
Final sale: no returns
A
Retailer 3
-
£179 GBP
View
A
Retailer 4
-
£191 GBP
View
Retailer 5
-
£191 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£256 GBP
View
B+
Retailer 7
-
£330 GBP
View
A
Retailer 8
-
£330 GBP
View
B+
Retailer 9
-
£348 GBP
View
B+
Retailer 10
-
£367 GBP
View
B+
Retailer 11
-
£409 GBP
View
B+
Retailer 12
-
£467 GBP
View
B
Retailer 13
-
£614 GBP
View
B
Retailer 14
-
£617 GBP
View
B
Retailer 15
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£654 GBP
View
B
Retailer 16
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£654 GBP
View
B
Retailer 17
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£766 GBP
View
Most Expensive
B
Reve Diamonds
0A8D5A90C · Nov 4
£905 GBP
$1,218 USD
View
17 more retailers have this diamond
Prices start from £154 GBPSave up to £751 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
1.03ct Marquise
£154 GBP