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Marquise|Lab Grown|IGI

5.12ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG614310160

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG614310160

Diamond specifications and retailer prices

From £2,605 GBP
$3,491 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: £2,605 GBP at B2C Jewels
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 B2C Jewels

About this 5.12ct lab-grown marquise diamond

This 5.12ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG614310160 or 614310160. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.12
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614310160
Dimensions18.67 × 8.90 mm
L/W Ratio2.10
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
18.67 mm8.90 mm5.12 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614310160
Side View
Table 62.0%Crown 33.2°Girdle: MED-STKPavilion 39°Culet: NoneDepth 59.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: £2,605 GBP|Low: £2,498 GBP|High: £3,165 GBP|Avg: £2,756 GBP|-17.7%
September 23, 2026
B2C Jewels£2,605 GBP

3 data points across 1 retailer

1 retailer

B
B2C Jewels
22194403 · Nov 1
£2,605 GBP
$3,491 USD
View

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B
5.12ct Marquise
£2,605 GBP