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Round|Natural|GIA

1.00ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 2241071181

Certificate GIA 2241071181

Diamond specifications and retailer prices

From £1,245 GBP
As of November 6, 2026
Save £2,293 GBP (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,538 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 J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2241071181. Listed at 9 retailers as of November 5, 2026, with prices from £1,245 to £3,538, a £2,293 spread on the same certified stone. NZ Jewellers lists it at £3,538. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2241071181
Dimensions6.32 × 6.36 × 4.01 mm
L/W Ratio1.01
Key to symbols
Needle, Pinpoint
Top View
6.32 mm6.36 mm1.00 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241071181
Side View
Table 55.0%CrownGirdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.2%

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 6
Current: £3,538 GBP|Low: £1,245 GBP|High: £3,722 GBP|Avg: £2,106 GBP|-5.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9£1,245 GBP
Retailer 2£1,574 GBP
Retailer 7£1,693 GBP
Retailer 3£1,730 GBP
Retailer 6£1,771 GBP
Retailer 8£1,857 GBP
Retailer 5£2,066 GBP
Retailer 4£2,957 GBP
NZ Jewellers£3,538 GBP

36 data points across 9 retailers

9 retailers£1,245 GBP to £3,538 GBP

A
Cheapest Retailer
-
£1,245 GBP
A
Retailer 2
-
£1,574 GBP
View
B+
Retailer 3
-
£1,693 GBP
View
B+
Retailer 4
-
£1,730 GBP
View
B+
Retailer 5
-
£1,771 GBP
View
B+
Retailer 6
-
£1,857 GBP
View
B+
Retailer 7
-
£2,066 GBP
View
B
Retailer 8
-
£2,957 GBP
View
Most Expensive
B
NZ Jewellers
16143ba4-9d27-40d0-95e4-0c9a3b275c84 · Nov 5
£3,538 GBP
$4,762 USD
View
8 more retailers have this diamond
Prices start from £1,245 GBPSave up to £2,293 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
£1,245 GBP