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Radiant|Lab Grown|IGI

2.03ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG842609147

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

Certificate IGI LG842609147

Diamond specifications and retailer prices

From £178 GBP
As of November 6, 2026
Save £1,025 GBP (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,203 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 2.03ct lab-grown radiant diamond

This 2.03ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG842609147 or 842609147. Listed at 14 retailers as of November 4, 2026, with prices from £178 to £1,203, a £1,025 spread on the same certified stone. Brilliant Earth lists it at £1,203. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle29.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842609147
Dimensions8.55 × 6.00 × 4.22 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.55 mm6.00 mm2.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842609147
Side View
Table 66.0%Crown 46.7°Girdle: MediumPavilion 29.6°Culet: NoneDepth 70.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,203 GBP|Low: £178 GBP|High: £2,204 GBP|Avg: £665 GBP|-45.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8£178 GBP
Retailer 2£241 GBP
Retailer 11£273 GBP
Retailer 7£357 GBP
Retailer 4£362 GBP
Retailer 10£509 GBP
Retailer 9£637 GBP
Retailer 6£792 GBP
Retailer 3£923 GBP
Retailer 5£964 GBP
Brilliant Earth£1,203 GBP

34 data points across 11 retailers

14 retailers£178 GBP to £1,203 GBP

Retailer 1
-
£168 GBP
Price last confirmed 30 days ago
A
Retailer 2
-
£178 GBP
View
Final sale: no returns
Retailer 3
-
£208 GBP
View
Price last confirmed 30 days ago
Retailer 4
-
£208 GBP
View
Price last confirmed 35 days ago
A
Retailer 5
-
£241 GBP
View
B+
Retailer 6
-
£273 GBP
View
A
Retailer 7
-
£357 GBP
View
A
Retailer 8
-
£362 GBP
View
A
Retailer 9
-
£509 GBP
View
B+
Retailer 10
-
£637 GBP
View
B+
Retailer 11
-
£792 GBP
View
B
Retailer 12
-
£923 GBP
View
B
Retailer 13
-
£964 GBP
View
Most Expensive
B
Brilliant Earth
21640734A · Nov 4
£1,203 GBP
$1,610 USD
View
13 more retailers have this diamond
Prices start from £178 GBPSave up to £1,025 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
£178 GBP