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Round|Natural|GIA

1.00ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 2547718046

Certificate GIA 2547718046

Diamond specifications and retailer prices

From £1,887 GBP
As of November 1, 2026
Save £2,375 GBP (56%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: £4,522 GBP at NZ Jewellers · As of August 24, 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 2547718046. Listed at 28 retailers as of November 1, 2026, with a 126% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 2547718046
Dimensions6.32 × 6.35 × 3.98 mm
L/W Ratio1.00
Key to symbols
Crystal, Needle, Cloud
Top View
6.32 mm6.35 mm1.00 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547718046
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°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 1
Current: £4,262 GBP|Low: £1,867 GBP|High: £4,262 GBP|Avg: £2,732 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 19
Retailer 20
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Retailer 22
Retailer 23
Retailer 24
November 4, 2026
Retailer 4£1,887 GBP
Retailer 18£1,899 GBP
Retailer 9£2,115 GBP
Retailer 12£2,172 GBP
Retailer 19£2,210 GBP
Retailer 15£2,258 GBP
Retailer 13£2,285 GBP
Retailer 6£2,367 GBP
Retailer 5£2,422 GBP
Retailer 24£2,446 GBP
Retailer 11£2,467 GBP
Retailer 2£2,516 GBP
Retailer 22£2,540 GBP
Retailer 14£2,553 GBP
Retailer 21£2,771 GBP
Retailer 7£2,822 GBP
Retailer 10£2,831 GBP
Retailer 17£2,893 GBP
Retailer 3£3,007 GBP
Retailer 16£3,138 GBP
Retailer 8£3,554 GBP
Retailer 20£3,653 GBP
Retailer 23£4,091 GBP
NZ Jewellers£4,262 GBP

21 data points across 24 retailers

28 retailers£1,887 GBP to £4,262 GBP

A
Cheapest Retailer
-
£1,887 GBP
A
Retailer 2
-
£1,899 GBP
View
A
Retailer 3
-
£2,115 GBP
View
A
Retailer 4
-
£2,172 GBP
View
A
Retailer 5
-
£2,210 GBP
View
A
Retailer 6
-
£2,258 GBP
View
Final sale: no returns
A
Retailer 7
-
£2,285 GBP
View
A
Retailer 8
-
£2,367 GBP
View
B+
Retailer 9
-
£2,422 GBP
View
B+
Retailer 10
-
£2,446 GBP
View
B+
Retailer 11
-
£2,467 GBP
View
B+
Retailer 12
-
£2,510 GBP
View
B+
Retailer 13
-
£2,516 GBP
View
B+
Retailer 14
-
£2,540 GBP
View
B+
Retailer 15
-
£2,553 GBP
View
Retailer 16
-
£2,595 GBP
View
Price last confirmed 72 days ago
Retailer 17
-
£2,682 GBP
View
Price last confirmed 28 days ago
Retailer 18
-
£2,694 GBP
View
Price last confirmed 8 days ago
B+
Retailer 19
-
£2,771 GBP
View
B+
Retailer 20
-
£2,822 GBP
View
B+
Retailer 21
-
£2,831 GBP
View
B+
Retailer 22
-
£3,007 GBP
View
B
Retailer 23
-
£3,138 GBP
View
B
Retailer 24
-
£3,554 GBP
View
B
Retailer 25
-
£3,653 GBP
View
B
Retailer 26
-
£4,091 GBP
View
B
Retailer 27
-
£4,262 GBP
View
Most Expensive
NZ Jewellers
1a0a6182-bb2d-4b5d-8bde-6650b9b0a23c · Aug 24
£4,522 GBP
$6,104 USD
View
Price last confirmed 72 days ago
27 more retailers have this diamond
Prices start from £1,887 GBPSave up to £2,375 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
£1,887 GBP