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Marquise|Lab Grown|IGI

1.37ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG798615739

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG798615739

Diamond specifications and retailer prices

From £550 GBP
CA$1,025 CAD
As of November 2, 2026
Save £177 GBP (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £727 GBP at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 1.37ct lab-grown marquise diamond

This 1.37ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG798615739 or 798615739. Listed at 3 retailers as of November 1, 2026, with prices from £550 to £727, a £177 spread on the same certified stone. The Diamond Guys lists it at £727. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798615739
Dimensions11.49 × 5.65 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.49 mm5.65 mm1.37 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798615739
Side View
Table 61.0%Crown 36.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: £550 GBP|Low: £352 GBP|High: £1,148 GBP|Avg: £590 GBP|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
The Diamond Guys
August 3, 2026
Retailer 8£377 GBP
Retailer 2£391 GBP
Retailer 7£402 GBP
Retailer 3£422 GBP
Retailer 1£550 GBP
Retailer 9£628 GBP
Retailer 4£643 GBP
The Diamond Guys£727 GBP
Retailer 6£758 GBP
Retailer 5£1,148 GBP

11 data points across 10 retailers

3 retailers£550 GBP to £727 GBP

Retailer 1
-
£391 GBP
A$807 AUD
Price last confirmed 153 days ago
B
Retailer 2
-
£550 GBP
CA$1,025 CAD
View
Most Expensive
B
The Diamond Guys
1958037815 · Nov 1
£727 GBP
$975 USD
View
2 more retailers have this diamond
Prices start from £550 GBPSave up to £177 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
1.37ct Marquise
£550 GBP