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Marquise|Lab Grown|IGI

2.08ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • IGI LG840665751

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840665751

Diamond specifications and retailer prices

From £217 GBP
$291 USD
As of November 1, 2026
Save £218 GBP (50%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £920 GBP at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 2.08ct lab-grown marquise diamond

This 2.08ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG840665751 or 840665751. Listed at 3 retailers as of November 1, 2026, with a 101% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.08
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840665751
Dimensions12.61 × 6.69 × 4.27 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.61 mm6.69 mm2.08 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840665751
Side View
Table 63.0%Crown 36.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £920 GBP|Low: £217 GBP|High: £920 GBP|Avg: £608 GBP
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3£217 GBP
Retailer 2£435 GBP
Rare Carat£920 GBP

28 data points across 3 retailers

3 retailers£217 GBP to £435 GBP

A
Cheapest Retailer
-
£217 GBP
$291 USD
Final sale: no returns
A
Retailer 2
-
£435 GBP
View
Most Expensive
Rare Carat
840665751 · Oct 7
£920 GBP
$1,235 USD
View
Price last confirmed 26 days ago
2 more retailers have this diamond
Prices start from £217 GBPSave up to £218 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
2.08ct Marquise
£217 GBP