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Round|Natural|GIA

1.03ct J VVS1 Round Natural Diamond

EX • J/VVS1 • GIA 5241085637

Certificate GIA 5241085637

Diamond specifications and retailer prices

From £1,213 GBP
HK$12,700 HKD
As of October 31, 2026
Save £2,234 GBP (65%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,447 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 5241085637. Listed at 9 retailers as of October 30, 2026, with prices from £1,213 to £3,447, a £2,234 spread on the same certified stone. NZ Jewellers lists it at £3,447. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
J
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5241085637
Dimensions6.37 × 6.42 × 4.02 mm
L/W Ratio1.01
Key to symbols
Pinpoint, Feather
Top View
6.37 mm6.42 mm1.03 ctJ / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5241085637
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.8°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: Oct 31
Current: £3,447 GBP|Low: £1,204 GBP|High: £3,579 GBP|Avg: £2,032 GBP|-3.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 2£1,213 GBP
Retailer 4£1,514 GBP
Retailer 7£1,670 GBP
Retailer 9£1,708 GBP
Retailer 8£1,747 GBP
Retailer 3£1,812 GBP
Retailer 5£2,089 GBP
Retailer 6£2,941 GBP
NZ Jewellers£3,447 GBP

20 data points across 9 retailers

9 retailers£1,213 GBP to £3,447 GBP

A
Cheapest Retailer
-
£1,213 GBP
HK$12,700 HKD
A
Retailer 2
-
£1,514 GBP
View
A
Retailer 3
-
£1,670 GBP
$2,238 USD
View
A
Retailer 4
-
£1,708 GBP
SGD 3,092 SGD
View
A
Retailer 5
-
£1,747 GBP
$2,341 USD
View
A
Retailer 6
-
£1,812 GBP
$2,428 USD
View
B+
Retailer 7
-
£2,089 GBP
€2,666 EUR
View
B
Retailer 8
-
£2,941 GBP
View
Most Expensive
B
NZ Jewellers
faa2f131-2c35-4343-af1a-1f55840044b9 · Oct 30
£3,447 GBP
$4,619 USD
View
8 more retailers have this diamond
Prices start from £1,213 GBPSave up to £2,234 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
1.03ct Round
£1,213 GBP