Round|Natural|GIA

1.03ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 1557584462

Certificate GIA 1557584462

Diamond specifications and retailer prices

From £1,463 GBP
As of November 5, 2026
Save £2,623 GBP (64%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,086 GBP at NZ Jewellers · As of September 19, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1557584462. Listed at 23 retailers as of November 5, 2026, with a 179% 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

1.03
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1557584462
Dimensions6.45 × 6.48 × 4.01 mm
L/W Ratio1.00
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle, Pinpoint, Cloud
Top View
6.45 mm6.48 mm1.03 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1557584462
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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 5
Current: £2,056 GBP|Low: £1,463 GBP|High: £3,465 GBP|Avg: £2,180 GBP|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5£1,463 GBP
Retailer 8£1,804 GBP
Retailer 7£1,954 GBP
Retailer 1£2,056 GBP
Retailer 9£2,189 GBP
Retailer 2£2,279 GBP
Retailer 3£2,288 GBP
Retailer 4£2,385 GBP
Retailer 6£3,415 GBP

35 data points across 9 retailers

23 retailers£1,463 GBP to £4,086 GBP

A
Cheapest Retailer
-
£1,463 GBP
A
Retailer 2
-
£1,600 GBP
View
B+
Retailer 3
-
£1,750 GBP
View
B+
Retailer 4
-
£1,804 GBP
View
Final sale: no returns
B+
Retailer 5
-
£1,816 GBP
View
B+
Retailer 6
-
£1,928 GBP
View
Retailer 7
-
£1,954 GBP
View
Price last confirmed 50 days ago
Retailer 8
-
£1,954 GBP
View
Price last confirmed 12 days ago
Retailer 9
-
£1,954 GBP
View
Price last confirmed 36 days ago
Retailer 10
-
£2,029 GBP
View
Price last confirmed 38 days ago
B+
Retailer 11
-
£2,056 GBP
View
Retailer 12
-
£2,189 GBP
View
Price last confirmed 30 days ago
B
Retailer 13
-
£2,242 GBP
View
B+
Retailer 14
-
£2,255 GBP
View
Retailer 15
-
£2,255 GBP
View
Price last confirmed 45 days ago
Retailer 16
-
£2,255 GBP
View
Price last confirmed 38 days ago
B+
Retailer 17
-
£2,279 GBP
View
B+
Retailer 18
-
£2,288 GBP
View
B+
Retailer 19
-
£2,385 GBP
View
B
Retailer 20
-
£3,415 GBP
View
Retailer 21
-
£4,086 GBP
View
Price last confirmed 14 days ago
B
Retailer 22
-
£4,086 GBP
View
Most Expensive
NZ Jewellers
3fbbdcc1-7ffe-42b8-aea6-ec5e4ead0c6a · Sep 19
£4,086 GBP
$5,499 USD
View
Price last confirmed 47 days ago
22 more retailers have this diamond
Prices start from £1,463 GBPSave up to £2,623 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
£1,463 GBP