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Radiant|Natural|IGI

1.04ct I SI2 Radiant Natural Diamond

VG • I/SI2 • IGI 801638404

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

Certificate IGI 801638404

Diamond specifications and retailer prices

From £1,640 GBP
As of November 3, 2026
Save £466 GBP (22%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,106 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.04ct natural radiant diamond

This 1.04ct natural radiant sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 801638404. Listed at 2 retailers as of November 3, 2026, with prices from £1,640 to £2,106, a £466 spread on the same certified stone. MOH London lists it at £2,106. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.04
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.9°
Pavilion angle33.7°
OriginNatural
Grading LabIGI
CertificateIGI 801638404
Dimensions5.94 × 5.12 × 3.79 mm
L/W Ratio1.16
Top View
5.94 mm5.12 mm1.04 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801638404
Side View
Table 64.0%Crown 50.9°Girdle: MediumPavilion 33.7°CuletDepth 74.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 3
Current: £2,106 GBP|Low: £1,632 GBP|High: £2,251 GBP|Avg: £1,903 GBP|-6.4%
MOH London
Retailer 2
November 4, 2026
Retailer 2£1,640 GBP
MOH London£2,106 GBP

19 data points across 2 retailers

2 retailers£1,640 GBP to £2,106 GBP

B+
Cheapest Retailer
-
£1,640 GBP
Most Expensive
B
MOH London
0C3DCCFF3 · Nov 4
£2,106 GBP
View
1 more retailer has this diamond
Prices start from £1,640 GBPSave up to £466 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+
1.04ct Radiant
£1,640 GBP