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Radiant|Lab Grown|IGI

2.03ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG654492318

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG654492318

Diamond specifications and retailer prices

From £589 GBP
As of November 5, 2026
2 retailers carry this diamond
Most expensive: £1,216 GBP at Rare Carat · As of December 10, 2025
View at Rare Carat

About this 2.03ct lab-grown radiant diamond

This 2.03ct lab-grown radiant 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 LG654492318 or 654492318. Listed at 2 retailers as of November 5, 2026. 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

2.03
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654492318
Dimensions8.77 × 6.29 × 4.25 mm
L/W Ratio1.39
Top View
8.77 mm6.29 mm2.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654492318
Side View
Table 67.0%Crown 46.4°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £1,216 GBP|Low: £196 GBP|High: £2,159 GBP|Avg: £896 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
March 27, 2026
Retailer 4£196 GBP
Retailer 7£312 GBP
Retailer 8£366 GBP
Retailer 3£370 GBP
Retailer 6£516 GBP
Retailer 2£647 GBP
Retailer 5£743 GBP
Rare Carat£1,216 GBP
Retailer 9£2,159 GBP

46 data points across 9 retailers

2 retailers

A
Cheapest Retailer
-
£589 GBP
Most Expensive
Rare Carat
654492318 · Dec 10
£1,216 GBP
$1,628 USD
View
Price last confirmed 331 days ago
1 more retailer has this diamond
Prices start from £589 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
2.03ct Radiant
£589 GBP