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Round|Natural|GIA

1.00ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 5563369619

Certificate GIA 5563369619

Diamond specifications and retailer prices

From £1,678 GBP
As of November 4, 2026
Save £2,991 GBP (64%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,669 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5563369619. Listed at 21 retailers as of November 2, 2026, with prices from £1,678 to £4,669, a £2,991 spread on the same certified stone. NZ Jewellers lists it at £4,669. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5563369619
Dimensions6.33 × 6.36 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeVery Small
Top View
6.33 mm6.36 mm1.00 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563369619
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: Very SmallDepth 62.9%

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 4
Current: £4,669 GBP|Low: £1,678 GBP|High: £4,669 GBP|Avg: £2,453 GBP|+17.8%
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
Retailer 20
November 4, 2026
Retailer 6£1,678 GBP
Retailer 14£1,693 GBP
Retailer 10£1,881 GBP
Retailer 5£1,892 GBP
Retailer 18£1,918 GBP
Retailer 7£1,959 GBP
Retailer 17£2,039 GBP
Retailer 3£2,062 GBP
Retailer 11£2,142 GBP
Retailer 20£2,233 GBP
Retailer 13£2,319 GBP
Retailer 16£2,373 GBP
Retailer 12£2,382 GBP
Retailer 4£2,470 GBP
Retailer 2£2,568 GBP
Retailer 15£2,577 GBP
Retailer 9£2,879 GBP
Retailer 19£3,251 GBP
Retailer 8£3,734 GBP
NZ Jewellers£4,669 GBP

22 data points across 20 retailers

21 retailers£1,678 GBP to £4,669 GBP

A
Cheapest Retailer
-
£1,678 GBP
A
Retailer 2
-
£1,693 GBP
View
Retailer 3
-
£1,881 GBP
View
Price last confirmed 9 days ago
A
Retailer 4
-
£1,892 GBP
View
A
Retailer 5
-
£1,918 GBP
View
A
Retailer 6
-
£1,959 GBP
View
A
Retailer 7
-
£2,039 GBP
View
A
Retailer 8
-
£2,062 GBP
View
Final sale: no returns
A
Retailer 9
-
£2,142 GBP
View
A
Retailer 10
-
£2,233 GBP
View
A
Retailer 11
-
£2,319 GBP
View
A
Retailer 12
-
£2,373 GBP
View
Retailer 13
-
£2,382 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£2,470 GBP
View
B+
Retailer 15
-
£2,568 GBP
View
B+
Retailer 16
-
£2,577 GBP
View
B+
Retailer 17
-
£2,640 GBP
View
B+
Retailer 18
-
£2,879 GBP
View
B+
Retailer 19
-
£3,251 GBP
View
B
Retailer 20
-
£3,734 GBP
View
Most Expensive
B
NZ Jewellers
bccb1911-4e1c-4e7a-ab69-47b6b9e0099c · Nov 2
£4,669 GBP
$6,303 USD
View
20 more retailers have this diamond
Prices start from £1,678 GBPSave up to £2,991 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
£1,678 GBP