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Marquise|Lab Grown|IGI

1.01ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG512202850

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG512202850

Diamond specifications and retailer prices

From £511 GBP
As of November 4, 2026
Save £604 GBP (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,946 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512202850 or 512202850. Listed at 14 retailers as of November 4, 2026, with a 118% 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512202850
Dimensions10.22 × 5.35 × 3.10 mm
L/W Ratio1.91
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
10.22 mm5.35 mm1.01 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512202850
Side View
Table 61.5%Crown 37.3°Girdle: MED-STKPavilion 36.6°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £1,946 GBP|Low: £511 GBP|High: £2,629 GBP|Avg: £1,193 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 8£511 GBP
Retailer 7£596 GBP
Retailer 11£649 GBP
Retailer 12£668 GBP
Retailer 9£692 GBP
Retailer 4£822 GBP
Retailer 2£1,051 GBP
Retailer 10£1,116 GBP
Retailer 6£1,646 GBP
NZ Jewellers£1,946 GBP
Retailer 3£2,144 GBP
Retailer 5£2,594 GBP

44 data points across 12 retailers

14 retailers£511 GBP to £1,116 GBP

B+
Cheapest Retailer
-
£511 GBP
B+
Retailer 2
-
£596 GBP
View
B
Retailer 3
-
£649 GBP
View
B
Retailer 4
-
£668 GBP
View
Final sale: no returns
B
Retailer 5
-
£692 GBP
View
Retailer 6
-
£692 GBP
View
Price last confirmed 19 days ago
B
Retailer 7
-
£822 GBP
View
B
Retailer 8
-
£1,051 GBP
View
B
Retailer 9
-
£1,116 GBP
View
Retailer 10
-
£1,646 GBP
View
Price under review
Most Expensive
NZ Jewellers
cee1d42f-524c-43f2-b6a2-eb662a88e87c · Nov 4
£1,946 GBP
$2,627 USD
View
Price under review
10 more retailers have this diamond
Prices start from £511 GBPSave up to £604 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.

B+
1.01ct Marquise
£511 GBP