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Marquise|Lab Grown|IGI

0.50ct I VVS2 Marquise Lab Grown Diamond

ID • I/VVS2 • IGI LG850681734

Certificate IGI LG850681734

Diamond specifications and retailer prices

From £267 GBP
$360 USD
As of November 5, 2026
1 retailer carries this diamond
Only listing: £267 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 0.5ct lab-grown marquise diamond

This 0.5ct lab-grown marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850681734 or 850681734. Listed at a single retailer as of November 5, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
I
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG850681734
Dimensions8.07 × 4.28 × 2.55 mm
L/W Ratio1.89
Top View
8.07 mm4.28 mm0.50 ctI / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG850681734
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £267 GBP|Low: £267 GBP|High: £267 GBP|Avg: £267 GBP
November 5, 2026
Brilliant Earth£267 GBP

1 data point across 1 retailer

1 retailer

B+
Brilliant Earth
22515865A · Nov 5
£267 GBP
$360 USD
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B+
0.50ct Marquise
£267 GBP