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Round|Natural|GIA

0.91ct E I1 Round Natural Diamond

VG • E/I1 • GIA 2457341251

Certificate GIA 2457341251

Diamond specifications and retailer prices

From £644 GBP
HK$6,700 HKD
As of October 29, 2026
Save £1,495 GBP (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,139 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.91ct natural round diamond

This 0.91ct natural round sits in the just-under-one-carat band, graded E colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 2457341251. Listed at 10 retailers as of October 29, 2026, with prices from £644 to £2,139, a £1,495 spread on the same certified stone. NZ Jewellers lists it at £2,139. 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

0.91
Carat
E
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2457341251
Dimensions6.09 × 6.05 × 3.91 mm
L/W Ratio1.01
Top View
6.09 mm6.05 mm0.91 ctE / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2457341251
Side View
Table 55.0%Crown 36.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,228 GBP|Low: £644 GBP|High: £1,228 GBP|Avg: £855 GBP|+12.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 3£644 GBP
Retailer 2£654 GBP
Retailer 6£840 GBP
Retailer 5£877 GBP
Retailer 4£907 GBP
Retailer 1£1,228 GBP

45 data points across 6 retailers

10 retailers£644 GBP to £2,139 GBP

A
Cheapest Retailer
-
£644 GBP
HK$6,700 HKD
A
Retailer 2
-
£654 GBP
₹82,985 INR
View
B+
Retailer 3
-
£840 GBP
$1,119 USD
View
B+
Retailer 4
-
£877 GBP
$1,168 USD
View
B+
Retailer 5
-
£877 GBP
$1,168 USD
View
B+
Retailer 6
-
£907 GBP
$1,208 USD
View
B+
Retailer 7
-
£911 GBP
$1,213 USD
View
B+
Retailer 8
-
£1,012 GBP
$1,348 USD
View
B+
Retailer 9
-
£1,228 GBP
€1,557 EUR
View
Most Expensive
C
NZ Jewellers
7bd6896a-6124-42e7-b276-9aa6f605c571 · Oct 30
£2,139 GBP
$2,848 USD
View
9 more retailers have this diamond
Prices start from £644 GBPSave up to £1,495 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
0.91ct Round
£644 GBP