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Round|Natural|IGI

0.90ct E I1 Round Natural Diamond

GD • E/I1 • IGI 668406152

Shape and cutting style on the report: Round brilliant

Certificate IGI 668406152

Diamond specifications and retailer prices

From £621 GBP
$827 USD
As of October 28, 2026
Save £1,326 GBP (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,947 GBP at NZ Jewellers · As of October 30, 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 668406152. Listed at 8 retailers as of October 29, 2026, with prices from £621 to £1,947, a £1,326 spread on the same certified stone. NZ Jewellers lists it at £1,947. 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
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.6°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 668406152
Dimensions5.83 × 5.94 × 3.97 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
5.83 mm5.94 mm0.90 ctE / I1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 668406152
Side View
Table 54.0%Crown 38.6°Girdle: STK-VTKPavilion 40.4°Culet: NoneDepth 67.4%

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 28
Current: £1,947 GBP|Low: £583 GBP|High: £1,947 GBP|Avg: £814 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5£621 GBP
Retailer 6£621 GBP
Retailer 8£629 GBP
Retailer 7£637 GBP
Retailer 3£645 GBP
Retailer 4£716 GBP
Retailer 9£819 GBP
Retailer 2£878 GBP
NZ Jewellers£1,947 GBP

22 data points across 9 retailers

8 retailers£621 GBP to £1,947 GBP

B+
Cheapest Retailer
-
£621 GBP
$827 USD
B+
Retailer 2
-
£621 GBP
$827 USD
View
B+
Retailer 3
-
£629 GBP
$838 USD
View
B+
Retailer 4
-
£637 GBP
$849 USD
View
B+
Retailer 5
-
£645 GBP
$859 USD
View
B+
Retailer 6
-
£716 GBP
$954 USD
View
B+
Retailer 7
-
£878 GBP
€1,113 EUR
View
Most Expensive
C
NZ Jewellers
01312150-6894-4bc3-934a-8c7fa243e553 · Oct 30
£1,947 GBP
$2,593 USD
View
7 more retailers have this diamond
Prices start from £621 GBPSave up to £1,326 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
£621 GBP