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Marquise|Lab Grown|IGI

5.08ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG849664833

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849664833

Diamond specifications and retailer prices

From £765 GBP
As of November 1, 2026
Save £2,138 GBP (74%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,903 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.08ct lab-grown marquise diamond

This 5.08ct 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 LG849664833 or 849664833. Listed at 2 retailers as of October 31, 2026, with prices from £765 to £2,903, a £2,138 spread on the same certified stone. Brilliant Earth lists it at £2,903. 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

5.08
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849664833
Dimensions18.49 × 8.86 × 5.55 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.49 mm8.86 mm5.08 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849664833
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £2,903 GBP|Low: £765 GBP|High: £2,903 GBP|Avg: £1,835 GBP
Brilliant Earth
Retailer 2
November 1, 2026
Retailer 2£765 GBP
Brilliant Earth£2,903 GBP

2 data points across 2 retailers

2 retailers£765 GBP to £2,903 GBP

A
Cheapest Retailer
-
£765 GBP
Most Expensive
B
Brilliant Earth
22363453A · Oct 31
£2,903 GBP
$3,890 USD
View
1 more retailer has this diamond
Prices start from £765 GBPSave up to £2,138 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
5.08ct Marquise
£765 GBP