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Round|Natural|GIA

1.00ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2468173884

Certificate GIA 2468173884

Diamond specifications and retailer prices

From £1,603 GBP
As of November 6, 2026
Save £1,984 GBP (55%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,588 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2468173884. Listed at 7 retailers as of November 4, 2026, with prices from £1,603 to £3,588, a £1,984 spread on the same certified stone. MOH London lists it at £3,588. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2468173884
Dimensions6.40 × 6.38 × 3.97 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.40 mm6.38 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2468173884
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £3,588 GBP|Low: £1,603 GBP|High: £3,641 GBP|Avg: £2,412 GBP|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2£1,603 GBP
Retailer 5£1,954 GBP
Retailer 3£2,264 GBP
Retailer 6£2,410 GBP
Retailer 4£2,504 GBP
MOH London£3,588 GBP

42 data points across 6 retailers

7 retailers£1,603 GBP to £3,588 GBP

A
Cheapest Retailer
-
£1,603 GBP
A
Retailer 2
-
£1,954 GBP
View
B+
Retailer 3
-
£2,264 GBP
View
Retailer 4
-
£2,410 GBP
View
Price last confirmed 30 days ago
B+
Retailer 5
-
£2,446 GBP
View
B+
Retailer 6
-
£2,504 GBP
View
Most Expensive
B
MOH London
669EC5AAD · Nov 4
£3,588 GBP
View
6 more retailers have this diamond
Prices start from £1,603 GBPSave up to £1,984 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
£1,603 GBP