Round|Natural|IGI

0.90ct E I1 Round Natural Diamond

GD • E/I1 • IGI 689598811

Shape and cutting style on the report: Round brilliant

Certificate IGI 689598811

Diamond specifications and retailer prices

From £644 GBP
$858 USD
As of October 29, 2026
Save £1,376 GBP (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,021 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded E colour (colourless) and I1 clarity (included), with a standard cut grade and certified by IGI 689598811. Listed at 8 retailers as of October 27, 2026, with prices from £644 to £2,021, a £1,376 spread on the same certified stone. NZ Jewellers lists it at £2,021. 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
E
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle37.8°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 689598811
Dimensions5.89 × 6.00 × 3.91 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
5.89 mm6.00 mm0.90 ctE / I1
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateIGI 689598811
Side View
Table 57.0%Crown 37.8°Girdle: MED-VTKPavilion 40.9°Culet: NoneDepth 65.7%

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: Oct 29
Current: £2,021 GBP|Low: £617 GBP|High: £2,021 GBP|Avg: £852 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 5£644 GBP
Retailer 6£644 GBP
Retailer 8£652 GBP
Retailer 7£664 GBP
Retailer 3£669 GBP
Retailer 4£743 GBP
Retailer 9£868 GBP
Retailer 2£908 GBP
NZ Jewellers£2,021 GBP

16 data points across 9 retailers

8 retailers£644 GBP to £2,021 GBP

B+
Cheapest Retailer
-
£644 GBP
$858 USD
B+
Retailer 2
-
£644 GBP
$858 USD
View
B+
Retailer 3
-
£652 GBP
$868 USD
View
B+
Retailer 4
-
£664 GBP
$884 USD
View
B+
Retailer 5
-
£669 GBP
$891 USD
View
B+
Retailer 6
-
£743 GBP
$990 USD
View
B+
Retailer 7
-
£908 GBP
€1,152 EUR
View
Most Expensive
C
NZ Jewellers
9ce35f9c-cdac-400a-bcef-1d63d23a6247 · Oct 27
£2,021 GBP
$2,691 USD
View
7 more retailers have this diamond
Prices start from £644 GBPSave up to £1,376 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 Round
£644 GBP