Round|Natural|GIA

1.05ct F VS1 Round Natural Diamond

EX • F/VS1 • GIA 1232770233

Certificate GIA 1232770233

Diamond specifications and retailer prices

From £3,420 GBP
As of November 4, 2026
Save £342 GBP (9%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £6,740 GBP at MOH London · As of October 19, 2026
View at MOH London

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1232770233. Listed at 21 retailers as of November 4, 2026, with a relatively tight 10% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1232770233
Dimensions6.49 × 6.45 × 4.05 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.49 mm6.45 mm1.05 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232770233
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

Caratlytics Score

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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 4
Current: £6,740 GBP|Low: £3,012 GBP|High: £6,875 GBP|Avg: £4,294 GBP|-2.0%
MOH London
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
November 1, 2026
Retailer 20£3,012 GBP
Retailer 13£3,420 GBP
Retailer 17£3,425 GBP
Retailer 2£3,450 GBP
Retailer 15£3,558 GBP
Retailer 4£3,564 GBP
Retailer 19£3,728 GBP
Retailer 21£3,762 GBP
Retailer 18£3,776 GBP
Retailer 16£3,825 GBP
Retailer 5£3,949 GBP
Retailer 10£4,047 GBP
Retailer 12£4,090 GBP
Retailer 8£4,288 GBP
Retailer 3£4,348 GBP
Retailer 22£4,464 GBP
Retailer 7£4,588 GBP
Retailer 6£4,736 GBP
Retailer 14£5,088 GBP
Retailer 9£5,177 GBP
Retailer 11£6,442 GBP
MOH London£6,740 GBP

19 data points across 22 retailers

21 retailers£3,420 GBP to £3,762 GBP

Retailer 1
-
£3,012 GBP
Price last confirmed 8 days ago
A
Retailer 2
-
£3,420 GBP
View
Retailer 3
-
£3,425 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£3,450 GBP
View
Retailer 5
-
£3,558 GBP
View
Price last confirmed 28 days ago
Retailer 6
-
£3,564 GBP
View
Price last confirmed 8 days ago
Retailer 7
-
£3,662 GBP
View
Price last confirmed 37 days ago
Retailer 8
-
£3,728 GBP
View
Price last confirmed 7 days ago
B+
Retailer 9
-
£3,762 GBP
View
Final sale: no returns
Retailer 10
-
£3,776 GBP
View
Price last confirmed 8 days ago
Retailer 11
-
£3,825 GBP
View
Price last confirmed 8 days ago
Retailer 12
-
£4,047 GBP
View
Price last confirmed 24 days ago
Retailer 13
-
£4,090 GBP
View
Price last confirmed 26 days ago
Retailer 14
-
£4,288 GBP
View
Price last confirmed 20 days ago
Retailer 15
-
£4,348 GBP
View
Price last confirmed 9 days ago
Retailer 16
-
£4,464 GBP
View
Price last confirmed 8 days ago
Retailer 17
-
£4,588 GBP
View
Price last confirmed 10 days ago
Retailer 18
-
£4,736 GBP
View
Price last confirmed 9 days ago
Retailer 19
-
£5,177 GBP
View
Price last confirmed 21 days ago
Retailer 20
-
£6,442 GBP
View
Price last confirmed 26 days ago
Most Expensive
MOH London
47ADA52FB · Oct 19
£6,740 GBP
View
Price last confirmed 19 days ago
20 more retailers have this diamond
Prices start from £3,420 GBPSave up to £342 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
£3,420 GBP