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Marquise|Lab Grown|IGI

1.03ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG603342955

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG603342955

Diamond specifications and retailer prices

From £158 GBP
As of November 4, 2026
Save £757 GBP (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £915 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG603342955 or 603342955. Listed at 20 retailers as of November 4, 2026, with prices from £158 to £915, a £757 spread on the same certified stone. Reve Diamonds lists it at £915. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603342955
Dimensions10.90 × 5.32 × 3.18 mm
L/W Ratio2.05
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
10.90 mm5.32 mm1.03 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603342955
Side View
Table 61.0%Crown 32.8°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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £359 GBP|Low: £152 GBP|High: £793 GBP|Avg: £402 GBP|+1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 10£158 GBP
Retailer 4£183 GBP
Retailer 12£196 GBP
Retailer 6£217 GBP
Retailer 3£336 GBP
Retailer 8£338 GBP
Retailer 1£359 GBP
Retailer 7£479 GBP
Retailer 11£563 GBP
Retailer 2£630 GBP
Retailer 9£632 GBP
Retailer 5£782 GBP

40 data points across 12 retailers

20 retailers£158 GBP to £915 GBP

A
Cheapest Retailer
-
£158 GBP
A
Retailer 2
-
£176 GBP
View
Final sale: no returns
A
Retailer 3
-
£183 GBP
View
Retailer 4
-
£196 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£196 GBP
View
A
Retailer 6
-
£217 GBP
View
A
Retailer 7
-
£273 GBP
View
B+
Retailer 8
-
£336 GBP
View
A
Retailer 9
-
£338 GBP
View
B+
Retailer 10
-
£359 GBP
View
B+
Retailer 11
-
£370 GBP
View
B+
Retailer 12
-
£479 GBP
View
B+
Retailer 13
-
£483 GBP
View
B
Retailer 14
-
£563 GBP
View
B
Retailer 15
-
£630 GBP
View
B
Retailer 16
-
£632 GBP
View
B
Retailer 17
-
£668 GBP
View
B
Retailer 18
-
£767 GBP
View
B
Retailer 19
-
£782 GBP
View
Most Expensive
B
Reve Diamonds
EAB9F791B · Nov 4
£915 GBP
$1,235 USD
View
19 more retailers have this diamond
Prices start from £158 GBPSave up to £757 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
£158 GBP