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Radiant|Natural|IGI

0.90ct I SI1 Radiant Natural Diamond

GD • I/SI1 • IGI 229604048

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

Certificate IGI 229604048

Diamond specifications and retailer prices

From £1,018 GBP
$1,366 USD
As of November 1, 2026
Save £648 GBP (39%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,666 GBP at Yorxs · As of October 29, 2026
View at Yorxs

About this 0.9ct natural radiant diamond

This 0.9ct natural radiant sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI 229604048. Listed at 3 retailers as of October 29, 2026, with prices from £1,018 to £1,666, a £648 spread on the same certified stone. Yorxs lists it at £1,666. 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

0.90
Carat
I
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 229604048
Dimensions5.91 × 4.73 × 3.41 mm
L/W Ratio1.25
Culet sizePointed
Top View
5.91 mm4.73 mm0.90 ctI / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 229604048
Side View
Table 64.5%CrownGirdle: STK-THKPavilionCulet: NoneDepth 72.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,382 GBP|Low: £1,018 GBP|High: £1,687 GBP|Avg: £1,349 GBP|+5.0%
Retailer 1
Retailer 2
Yorxs
November 2, 2026
Retailer 2£1,018 GBP
Retailer 1£1,382 GBP
Yorxs£1,666 GBP

39 data points across 3 retailers

3 retailers£1,018 GBP to £1,666 GBP

B+
Cheapest Retailer
-
£1,018 GBP
$1,366 USD
B
Retailer 2
-
£1,382 GBP
View
Most Expensive
B
Yorxs
BN-3426 · Oct 29
£1,666 GBP
€2,129 EUR
View
2 more retailers have this diamond
Prices start from £1,018 GBPSave up to £648 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+
0.90ct Radiant
£1,018 GBP