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Round|Natural|GIA

1.00ct D VS1 Round Natural Diamond

EX • D/VS1 • GIA 6551160011

Certificate GIA 6551160011

Diamond specifications and retailer prices

From £2,634 GBP
As of November 5, 2026
Save £3,499 GBP (57%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £6,133 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6551160011. Listed at 24 retailers as of November 5, 2026, with prices from £2,634 to £6,133, a £3,499 spread on the same certified stone. NZ Jewellers lists it at £6,133. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6551160011
Dimensions6.39 × 6.36 × 3.97 mm
L/W Ratio1.00
Top View
6.39 mm6.36 mm1.00 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6551160011
Side View
Table 61.0%Crown 33.5°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 62.3%

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 5
Current: £6,133 GBP|Low: £2,634 GBP|High: £6,282 GBP|Avg: £3,733 GBP|-2.4%
NZ Jewellers
Retailer 2
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Retailer 11
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Retailer 23
November 6, 2026
Retailer 23£2,634 GBP
Retailer 7£2,806 GBP
Retailer 9£2,871 GBP
Retailer 16£2,873 GBP
Retailer 17£2,875 GBP
Retailer 10£2,943 GBP
Retailer 6£3,189 GBP
Retailer 12£3,189 GBP
Retailer 14£3,266 GBP
Retailer 3£3,418 GBP
Retailer 11£3,418 GBP
Retailer 18£3,444 GBP
Retailer 13£3,537 GBP
Retailer 2£3,662 GBP
Retailer 22£3,680 GBP
Retailer 20£3,739 GBP
Retailer 21£3,920 GBP
Retailer 15£3,982 GBP
Retailer 5£4,087 GBP
Retailer 4£4,093 GBP
Retailer 19£4,295 GBP
Retailer 8£5,592 GBP
NZ Jewellers£6,133 GBP

26 data points across 23 retailers

24 retailers£2,634 GBP to £6,133 GBP

A
Cheapest Retailer
-
£2,634 GBP
A
Retailer 2
-
£2,806 GBP
View
A
Retailer 3
-
£2,871 GBP
View
A
Retailer 4
-
£2,873 GBP
View
A
Retailer 5
-
£2,875 GBP
View
A
Retailer 6
-
£2,943 GBP
View
Final sale: no returns
A
Retailer 7
-
£3,189 GBP
View
A
Retailer 8
-
£3,189 GBP
View
Retailer 9
-
£3,266 GBP
View
Price last confirmed 8 days ago
A
Retailer 10
-
£3,418 GBP
View
A
Retailer 11
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£3,418 GBP
View
A
Retailer 12
-
£3,444 GBP
View
A
Retailer 13
-
£3,537 GBP
View
A
Retailer 14
-
£3,662 GBP
View
B+
Retailer 15
-
£3,680 GBP
View
A
Retailer 16
-
£3,739 GBP
View
Retailer 17
-
£3,743 GBP
View
Price last confirmed 28 days ago
B+
Retailer 18
-
£3,920 GBP
View
Retailer 19
-
£3,982 GBP
View
Price last confirmed 14 days ago
B+
Retailer 20
-
£4,087 GBP
View
B+
Retailer 21
-
£4,093 GBP
View
B+
Retailer 22
-
£4,295 GBP
View
B+
Retailer 23
-
£5,592 GBP
View
Most Expensive
B
NZ Jewellers
85ae3345-c263-47f6-a299-c535f41499d8 · Nov 5
£6,133 GBP
$8,255 USD
View
23 more retailers have this diamond
Prices start from £2,634 GBPSave up to £3,499 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
£2,634 GBP