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Marquise|Lab Grown|IGI

1.39ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG842645694

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842645694

Diamond specifications and retailer prices

From £171 GBP
$228 USD
As of October 30, 2026
Save £625 GBP (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £796 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.39ct lab-grown marquise diamond

This 1.39ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842645694 or 842645694. Listed at 3 retailers as of October 28, 2026, with prices from £171 to £796, a £625 spread on the same certified stone. Brilliant Earth lists it at £796. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842645694
Dimensions11.05 × 5.85 × 3.75 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm5.85 mm1.39 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842645694
Side View
Table 60.0%Crown 36.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £796 GBP|Low: £169 GBP|High: £796 GBP|Avg: £501 GBP|+1.0%
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3£171 GBP
Retailer 2£362 GBP
Brilliant Earth£796 GBP

20 data points across 3 retailers

3 retailers£171 GBP to £796 GBP

A
Cheapest Retailer
-
£171 GBP
$228 USD
Final sale: no returns
A
Retailer 2
-
£362 GBP
View
Most Expensive
B
Brilliant Earth
21744440A · Oct 28
£796 GBP
$1,060 USD
View
2 more retailers have this diamond
Prices start from £171 GBPSave up to £625 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
1.39ct Marquise
£171 GBP