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Oval|Natural|GIA

1.00ct J VS1 Oval Natural Diamond

EX • J/VS1 • GIA 5556313783

Certificate GIA 5556313783

Diamond specifications and retailer prices

From £1,458 GBP
As of October 31, 2026
Save £1,247 GBP (46%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,705 GBP at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556313783. Listed at 18 retailers as of October 31, 2026, with prices from £1,458 to £2,705, a £1,247 spread on the same certified stone. Helzberg Diamonds lists it at £2,705. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.01°
Pavilion angle39.88°
OriginNatural
Grading LabGIA
CertificateGIA 5556313783
Dimensions8.06 × 5.56 × 3.47 mm
L/W Ratio1.45
Culet sizeNone
Top View
8.06 mm5.56 mm1.00 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556313783
Side View
Table 58.0%Crown 39.01°Girdle: MED-THKPavilion 39.88°Culet: NoneDepth 62.3%

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: £2,705 GBP|Low: £1,458 GBP|High: £2,761 GBP|Avg: £1,913 GBP|-2.0%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 9£1,458 GBP
Retailer 14£1,470 GBP
Retailer 18£1,496 GBP
Retailer 17£1,509 GBP
Retailer 3£1,513 GBP
Retailer 7£1,643 GBP
Retailer 5£1,793 GBP
Retailer 16£1,892 GBP
Retailer 6£1,910 GBP
Retailer 10£1,986 GBP
Retailer 15£2,126 GBP
Retailer 12£2,134 GBP
Retailer 2£2,249 GBP
Retailer 13£2,249 GBP
Retailer 4£2,300 GBP
Retailer 11£2,324 GBP
Retailer 8£2,477 GBP
Helzberg Diamonds£2,705 GBP

30 data points across 18 retailers

18 retailers£1,458 GBP to £2,705 GBP

A
Cheapest Retailer
-
£1,458 GBP
A
Retailer 2
-
£1,470 GBP
View
Retailer 3
-
£1,496 GBP
View
Price last confirmed 7 days ago
A
Retailer 4
-
£1,509 GBP
View
A
Retailer 5
-
£1,513 GBP
View
B+
Retailer 6
-
£1,643 GBP
View
B+
Retailer 7
-
£1,793 GBP
View
B+
Retailer 8
-
£1,793 GBP
View
B+
Retailer 9
-
£1,892 GBP
View
B+
Retailer 10
-
£1,910 GBP
View
B+
Retailer 11
-
£2,126 GBP
View
B
Retailer 12
-
£2,134 GBP
View
B
Retailer 13
-
£2,249 GBP
View
B
Retailer 14
-
£2,249 GBP
View
B
Retailer 15
-
£2,300 GBP
View
B
Retailer 16
-
£2,324 GBP
View
Retailer 17
-
£2,477 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
Helzberg Diamonds
XZRLLLMJHJNOJ · Nov 1
£2,705 GBP
$3,621 USD
View
17 more retailers have this diamond
Prices start from £1,458 GBPSave up to £1,247 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 Oval
£1,458 GBP