Round|Natural|GIA

1.03ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 6515079645

Certificate GIA 6515079645

Diamond specifications and retailer prices

From £2,273 GBP
As of November 4, 2026
Save £2,899 GBP (56%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £5,206 GBP at NZ Jewellers · As of October 17, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6515079645. Listed at 20 retailers as of November 3, 2026, with a 128% 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
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6515079645
Dimensions6.44 × 6.41 × 4.04 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.44 mm6.41 mm1.03 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6515079645
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.0%

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 4
Current: £5,206 GBP|Low: £2,253 GBP|High: £5,206 GBP|Avg: £3,433 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
Retailer 13
November 6, 2026
Retailer 10£2,273 GBP
Retailer 11£2,758 GBP
Retailer 3£2,988 GBP
Retailer 13£2,988 GBP
Retailer 2£2,990 GBP
Retailer 12£3,204 GBP
Retailer 6£3,280 GBP
Retailer 8£3,416 GBP
Retailer 5£3,447 GBP
Retailer 4£3,476 GBP
Retailer 7£3,647 GBP
Retailer 9£4,997 GBP
NZ Jewellers£5,206 GBP

44 data points across 13 retailers

20 retailers£2,273 GBP to £5,172 GBP

A
Cheapest Retailer
-
£2,273 GBP
A
Retailer 2
-
£2,484 GBP
View
B+
Retailer 3
-
£2,607 GBP
View
B+
Retailer 4
-
£2,629 GBP
View
Retailer 5
-
£2,673 GBP
View
Price last confirmed 82 days ago
B+
Retailer 6
-
£2,758 GBP
View
Final sale: no returns
B+
Retailer 7
-
£2,849 GBP
View
Retailer 8
-
£2,988 GBP
View
Price last confirmed 17 days ago
Retailer 9
-
£2,988 GBP
View
Price last confirmed 22 days ago
B+
Retailer 10
-
£2,990 GBP
View
B+
Retailer 11
-
£3,097 GBP
View
Retailer 12
-
£3,204 GBP
View
Price last confirmed 33 days ago
B+
Retailer 13
-
£3,280 GBP
View
B+
Retailer 14
-
£3,416 GBP
View
Retailer 15
-
£3,447 GBP
View
Price last confirmed 19 days ago
B+
Retailer 16
-
£3,476 GBP
View
B+
Retailer 17
-
£3,647 GBP
View
B
Retailer 18
-
£4,997 GBP
View
B
Retailer 19
-
£5,172 GBP
View
Most Expensive
NZ Jewellers
1a467349-9d7f-4d60-8eb6-892f4f88b67f · Oct 17
£5,206 GBP
$7,007 USD
View
Price last confirmed 19 days ago
19 more retailers have this diamond
Prices start from £2,273 GBPSave up to £2,899 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
£2,273 GBP