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Round|Natural|GIA

1.00ct E SI2 Round Natural Diamond

VG • E/SI2 • GIA 2407165094

Certificate GIA 2407165094

Diamond specifications and retailer prices

From £1,232 GBP
HK$12,900 HKD
As of October 30, 2026
Save £2,181 GBP (64%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,413 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2407165094. Listed at 21 retailers as of October 30, 2026, with prices from £1,232 to £3,413, a £2,181 spread on the same certified stone. NZ Jewellers lists it at £3,413. 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

1.00
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2407165094
Dimensions6.32 × 6.29 × 3.99 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.32 mm6.29 mm1.00 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2407165094
Side View
Table 57.0%Crown 36.5°Girdle: VTN-STKPavilion 40.8°Culet: NoneDepth 63.5%

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 30
Current: £3,413 GBP|Low: £1,204 GBP|High: £3,413 GBP|Avg: £1,746 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 5£1,232 GBP
Retailer 11£1,296 GBP
Retailer 6£1,308 GBP
Retailer 13£1,327 GBP
Retailer 14£1,347 GBP
Retailer 8£1,352 GBP
Retailer 15£1,372 GBP
Retailer 7£1,391 GBP
Retailer 3£1,457 GBP
Retailer 18£1,478 GBP
Retailer 21£1,478 GBP
Retailer 20£1,547 GBP
Retailer 10£1,706 GBP
Retailer 9£1,717 GBP
Retailer 22£1,717 GBP
Retailer 4£1,776 GBP
Retailer 2£1,781 GBP
Retailer 16£1,880 GBP
Retailer 17£2,095 GBP
Retailer 12£2,345 GBP
Retailer 19£2,875 GBP
NZ Jewellers£3,413 GBP

30 data points across 22 retailers

21 retailers£1,232 GBP to £3,413 GBP

A
Cheapest Retailer
-
£1,232 GBP
HK$12,900 HKD
A
Retailer 2
-
£1,296 GBP
$1,737 USD
View
A
Retailer 3
-
£1,308 GBP
$1,753 USD
View
A
Retailer 4
-
£1,327 GBP
$1,778 USD
View
Retailer 5
-
£1,347 GBP
$1,805 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
£1,352 GBP
$1,811 USD
View
Final sale: no returns
A
Retailer 7
-
£1,391 GBP
A$2,867 AUD
View
A
Retailer 8
-
£1,457 GBP
$1,952 USD
View
A
Retailer 9
-
£1,478 GBP
$1,981 USD
View
A
Retailer 10
-
£1,478 GBP
$1,981 USD
View
A
Retailer 11
-
£1,547 GBP
$2,073 USD
View
A
Retailer 12
-
£1,706 GBP
$2,286 USD
View
A
Retailer 13
-
£1,717 GBP
$2,300 USD
View
A
Retailer 14
-
£1,717 GBP
$2,300 USD
View
A
Retailer 15
-
£1,776 GBP
$2,380 USD
View
A
Retailer 16
-
£1,781 GBP
View
A
Retailer 17
-
£1,880 GBP
CA$3,499 CAD
View
A
Retailer 18
-
£2,095 GBP
€2,673 EUR
View
B+
Retailer 19
-
£2,345 GBP
$3,142 USD
View
B
Retailer 20
-
£2,875 GBP
View
Most Expensive
B
NZ Jewellers
a5735b0a-f493-4fbf-b418-715692e0ee84 · Oct 30
£3,413 GBP
$4,573 USD
View
20 more retailers have this diamond
Prices start from £1,232 GBPSave up to £2,181 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
1.00ct Round
£1,232 GBP