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Round|Natural|GIA

1.00ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 5546383365

Certificate GIA 5546383365

Diamond specifications and retailer prices

From £1,849 GBP
As of November 1, 2026
Save £2,264 GBP (55%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £4,113 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 5546383365. Listed at 25 retailers as of November 1, 2026, with prices from £1,849 to £4,113, a £2,264 spread on the same certified stone. NZ Jewellers lists it at £4,113. 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 angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5546383365
Dimensions6.29 × 6.33 × 4.03 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Pinpoint, Natural
Top View
6.29 mm6.33 mm1.00 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546383365
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 63.9%

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 1
Current: £4,113 GBP|Low: £1,830 GBP|High: £4,243 GBP|Avg: £2,518 GBP|-3.1%
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
Retailer 23
November 4, 2026
Retailer 11£1,849 GBP
Retailer 21£1,916 GBP
Retailer 5£1,947 GBP
Retailer 12£1,954 GBP
Retailer 22£1,974 GBP
Retailer 20£1,978 GBP
Retailer 13£2,093 GBP
Retailer 7£2,139 GBP
Retailer 19£2,205 GBP
Retailer 16£2,207 GBP
Retailer 14£2,207 GBP
Retailer 15£2,291 GBP
Retailer 18£2,428 GBP
Retailer 3£2,437 GBP
Retailer 8£2,437 GBP
Retailer 17£2,468 GBP
Retailer 2£2,519 GBP
Retailer 4£2,594 GBP
Retailer 23£2,747 GBP
Retailer 6£2,799 GBP
Retailer 10£2,993 GBP
Retailer 9£4,073 GBP
NZ Jewellers£4,113 GBP

22 data points across 23 retailers

25 retailers£1,849 GBP to £4,113 GBP

A
Cheapest Retailer
-
£1,849 GBP
A
Retailer 2
-
£1,916 GBP
View
A
Retailer 3
-
£1,947 GBP
View
A
Retailer 4
-
£1,954 GBP
View
A
Retailer 5
-
£1,974 GBP
View
Final sale: no returns
A
Retailer 6
-
£1,978 GBP
View
A
Retailer 7
-
£2,093 GBP
View
A
Retailer 8
-
£2,139 GBP
View
A
Retailer 9
-
£2,205 GBP
View
A
Retailer 10
-
£2,207 GBP
View
A
Retailer 11
-
£2,207 GBP
View
A
Retailer 12
-
£2,291 GBP
View
A
Retailer 13
-
£2,428 GBP
View
A
Retailer 14
-
£2,437 GBP
View
A
Retailer 15
-
£2,437 GBP
View
B+
Retailer 16
-
£2,468 GBP
View
B+
Retailer 17
-
£2,519 GBP
View
B+
Retailer 18
-
£2,594 GBP
View
Retailer 19
-
£2,613 GBP
View
Price last confirmed 28 days ago
B+
Retailer 20
-
£2,747 GBP
View
B+
Retailer 21
-
£2,799 GBP
View
Retailer 22
-
£2,838 GBP
View
Price last confirmed 12 days ago
B+
Retailer 23
-
£2,993 GBP
View
B
Retailer 24
-
£4,073 GBP
View
Most Expensive
B
NZ Jewellers
bcf9ce69-063b-4a11-a0d8-a14899ec54bf · Nov 2
£4,113 GBP
$5,553 USD
View
24 more retailers have this diamond
Prices start from £1,849 GBPSave up to £2,264 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
£1,849 GBP