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Marquise|Lab Grown|IGI

1.02ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG603343279

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG603343279

Diamond specifications and retailer prices

From £153 GBP
As of November 4, 2026
Save £747 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £900 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.02ct lab-grown marquise diamond

This 1.02ct 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 LG603343279 or 603343279. Listed at 19 retailers as of November 4, 2026, with prices from £153 to £900, a £747 spread on the same certified stone. Reve Diamonds lists it at £900. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603343279
Dimensions10.54 × 5.40 × 3.20 mm
L/W Ratio1.95
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
10.54 mm5.40 mm1.02 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603343279
Side View
Table 64.0%Crown 33.4°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 59.3%

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: £345 GBP|Low: £147 GBP|High: £900 GBP|Avg: £444 GBP|+8.6%
Retailer 1
Retailer 2
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Retailer 4
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Retailer 12
Retailer 13
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Retailer 17
Reve Diamonds
November 5, 2026
Retailer 15£153 GBP
Retailer 9£171 GBP
Retailer 3£178 GBP
Retailer 4£189 GBP
Retailer 16£189 GBP
Retailer 5£252 GBP
Retailer 11£327 GBP
Retailer 2£328 GBP
Retailer 1£345 GBP
Retailer 7£365 GBP
Retailer 13£463 GBP
Retailer 17£609 GBP
Retailer 14£611 GBP
Retailer 8£649 GBP
Retailer 12£654 GBP
Retailer 6£736 GBP
Retailer 10£886 GBP
Reve Diamonds£900 GBP

45 data points across 18 retailers

19 retailers£153 GBP to £900 GBP

A
Cheapest Retailer
-
£153 GBP
A
Retailer 2
-
£171 GBP
View
Final sale: no returns
A
Retailer 3
-
£178 GBP
View
A
Retailer 4
-
£189 GBP
View
Retailer 5
-
£189 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£252 GBP
View
A
Retailer 7
-
£327 GBP
View
B+
Retailer 8
-
£328 GBP
View
B+
Retailer 9
-
£345 GBP
View
B+
Retailer 10
-
£365 GBP
View
Retailer 11
-
£463 GBP
View
Price last confirmed 10 days ago
B+
Retailer 12
-
£484 GBP
View
B
Retailer 13
-
£609 GBP
View
B
Retailer 14
-
£611 GBP
View
B
Retailer 15
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£649 GBP
View
B
Retailer 16
-
£654 GBP
View
B
Retailer 17
-
£736 GBP
View
B
Retailer 18
-
£886 GBP
View
Most Expensive
B
Reve Diamonds
F63119ECF · Nov 4
£900 GBP
$1,212 USD
View
18 more retailers have this diamond
Prices start from £153 GBPSave up to £747 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
1.02ct Marquise
£153 GBP