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Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2477295626

Certificate GIA 2477295626

Diamond specifications and retailer prices

From £2,184 GBP
As of November 6, 2026
Save £3,655 GBP (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £5,839 GBP at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2477295626. Listed at 12 retailers as of November 5, 2026, with prices from £2,184 to £5,839, a £3,655 spread on the same certified stone. Diamond Quarter lists it at £5,839. 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

1.05
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2477295626
Dimensions6.50 × 6.47 × 4.07 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.50 mm6.47 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2477295626
Side View
Table 56.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.8%

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: £3,158 GBP|Low: £2,184 GBP|High: £4,731 GBP|Avg: £3,044 GBP|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 6£2,184 GBP
Retailer 5£2,223 GBP
Retailer 2£2,459 GBP
Retailer 9£2,459 GBP
Retailer 7£2,554 GBP
Retailer 3£2,793 GBP
Retailer 10£2,838 GBP
Retailer 1£3,158 GBP
Retailer 4£4,528 GBP
Retailer 8£4,731 GBP

41 data points across 10 retailers

12 retailers£2,184 GBP to £5,839 GBP

B+
Cheapest Retailer
-
£2,184 GBP
A
Retailer 2
-
£2,223 GBP
View
B+
Retailer 3
-
£2,459 GBP
View
Retailer 4
-
£2,459 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£2,554 GBP
View
B+
Retailer 6
-
£2,793 GBP
View
B
Retailer 7
-
£2,838 GBP
View
Retailer 8
-
£3,075 GBP
View
Price last confirmed 14 days ago
B+
Retailer 9
-
£3,158 GBP
View
B
Retailer 10
-
£4,528 GBP
View
B
Retailer 11
-
£4,731 GBP
View
Most Expensive
B
Diamond Quarter
1.05SI2F2426477CN · Nov 5
£5,839 GBP
View
11 more retailers have this diamond
Prices start from £2,184 GBPSave up to £3,655 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
1.05ct Round
£2,184 GBP