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Marquise|Lab Grown|IGI

1.15ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG506195347

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG506195347

Diamond specifications and retailer prices

From £553 GBP
As of November 6, 2026
Save £716 GBP (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,225 GBP at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 1.15ct lab-grown marquise diamond

This 1.15ct 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 LG506195347 or 506195347. Listed at 14 retailers as of November 4, 2026, with a 130% 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

1.15
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506195347
Dimensions10.36 × 5.42 × 3.47 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
10.36 mm5.42 mm1.15 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506195347
Side View
Table 55.0%Crown 38.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 64.0%

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 6
Current: £2,225 GBP|Low: £553 GBP|High: £2,716 GBP|Avg: £1,323 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 6, 2026
Retailer 6£553 GBP
Retailer 9£682 GBP
Retailer 12£743 GBP
Retailer 3£764 GBP
Retailer 10£791 GBP
Retailer 8£923 GBP
Retailer 2£1,207 GBP
Retailer 11£1,269 GBP
Retailer 7£1,761 GBP
Retailer 4£2,186 GBP
NZ Jewellers£2,225 GBP
Retailer 5£2,676 GBP

43 data points across 12 retailers

14 retailers£553 GBP to £1,269 GBP

B+
Cheapest Retailer
-
£553 GBP
B
Retailer 2
-
£682 GBP
View
B
Retailer 3
-
£743 GBP
View
B
Retailer 4
-
£764 GBP
View
Final sale: no returns
Retailer 5
-
£791 GBP
View
Price last confirmed 20 days ago
B
Retailer 6
-
£791 GBP
View
B
Retailer 7
-
£923 GBP
View
B
Retailer 8
-
£1,207 GBP
View
B
Retailer 9
-
£1,269 GBP
View
Retailer 10
-
£1,761 GBP
View
Price under review
Retailer 11
-
£2,186 GBP
View
Price under review
Most Expensive
NZ Jewellers
fb28a335-6d9c-4e19-9779-b28bedb9ad32 · Nov 6
£2,225 GBP
$2,978 USD
View
Price under review
11 more retailers have this diamond
Prices start from £553 GBPSave up to £716 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+
1.15ct Marquise
£553 GBP