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Round|Natural|GIA

1.00ct F SI2 Round Natural Diamond

VG • F/SI2 • GIA 2568364242

Certificate GIA 2568364242

Diamond specifications and retailer prices

From £1,322 GBP
As of November 6, 2026
Save £2,387 GBP (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,709 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2568364242. Listed at 19 retailers as of November 5, 2026, with prices from £1,322 to £3,709, a £2,387 spread on the same certified stone. NZ Jewellers lists it at £3,709. 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
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 2568364242
Dimensions6.18 × 6.25 × 4.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Knot, Needle, Indented Natural, Natural
Top View
6.18 mm6.25 mm1.00 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2568364242
Side View
Table 57.0%Crown 37.5°Girdle: THN-THKPavilion 40.4°Culet: NoneDepth 64.3%

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: Nov 6
Current: £3,709 GBP|Low: £1,322 GBP|High: £3,822 GBP|Avg: £1,971 GBP|-3.0%
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
November 6, 2026
Retailer 13£1,322 GBP
Retailer 8£1,404 GBP
Retailer 18£1,504 GBP
Retailer 19£1,570 GBP
Retailer 12£1,603 GBP
Retailer 14£1,604 GBP
Retailer 6£1,774 GBP
Retailer 11£1,779 GBP
Retailer 10£1,828 GBP
Retailer 2£1,856 GBP
Retailer 16£1,866 GBP
Retailer 15£1,878 GBP
Retailer 9£1,886 GBP
Retailer 3£1,898 GBP
Retailer 5£1,926 GBP
Retailer 4£2,047 GBP
Retailer 17£2,065 GBP
Retailer 7£3,131 GBP
NZ Jewellers£3,709 GBP

16 data points across 19 retailers

19 retailers£1,322 GBP to £3,709 GBP

A
Cheapest Retailer
-
£1,322 GBP
A
Retailer 2
-
£1,404 GBP
View
Final sale: no returns
A
Retailer 3
-
£1,504 GBP
View
A
Retailer 4
-
£1,570 GBP
View
A
Retailer 5
-
£1,603 GBP
View
A
Retailer 6
-
£1,604 GBP
View
A
Retailer 7
-
£1,774 GBP
View
B+
Retailer 8
-
£1,779 GBP
View
Retailer 9
-
£1,828 GBP
View
Price last confirmed 8 days ago
A
Retailer 10
-
£1,856 GBP
View
A
Retailer 11
-
£1,866 GBP
View
A
Retailer 12
-
£1,878 GBP
View
B+
Retailer 13
-
£1,886 GBP
View
A
Retailer 14
-
£1,898 GBP
View
B+
Retailer 15
-
£1,926 GBP
View
B+
Retailer 16
-
£2,047 GBP
View
B+
Retailer 17
-
£2,065 GBP
View
B
Retailer 18
-
£3,131 GBP
View
Most Expensive
B
NZ Jewellers
f7deb0e8-9727-4e84-850e-cfced1b203b4 · Nov 5
£3,709 GBP
$4,964 USD
View
18 more retailers have this diamond
Prices start from £1,322 GBPSave up to £2,387 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
£1,322 GBP