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Marquise|Lab Grown|IGI

2.00ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG838637668

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838637668

Diamond specifications and retailer prices

From £868 GBP
$1,165 USD
As of November 1, 2026
Save £682 GBP (44%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,550 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 2ct lab-grown marquise diamond

This 2ct 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 LG838637668 or 838637668. Listed at 3 retailers as of November 1, 2026, with prices from £868 to £1,550, a £682 spread on the same certified stone. Brilliant Earth lists it at £1,550. 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

2.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838637668
Dimensions13.00 × 6.52 × 4.17 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.00 mm6.52 mm2.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838637668
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 40.8°CuletDepth 64.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: £1,550 GBP|Low: £868 GBP|High: £23,377 GBP|Avg: £5,702 GBP|-93.4%
Brilliant Earth
Retailer 2
October 30, 2026
Retailer 2£868 GBP
Brilliant Earth£1,550 GBP

3 data points across 2 retailers

3 retailers£868 GBP to £1,550 GBP

B+
Cheapest Retailer
-
£868 GBP
$1,165 USD
B+
Retailer 2
-
£872 GBP
$1,170 USD
View
Most Expensive
B
Brilliant Earth
22252230Y · Nov 2
£1,550 GBP
$2,080 USD
View
2 more retailers have this diamond
Prices start from £868 GBPSave up to £682 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.

B+
2.00ct Marquise
£868 GBP