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Oval|Natural|GIA

1.00ct H SI2 Oval Natural Diamond

ID • H/SI2 • GIA 7538208615

Certificate GIA 7538208615

Diamond specifications and retailer prices

From £1,135 GBP
As of November 6, 2026
Save £2,418 GBP (68%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,553 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7538208615. Listed at 21 retailers as of November 5, 2026, with prices from £1,135 to £3,553, a £2,418 spread on the same certified stone. NZ Jewellers lists it at £3,553. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.26°
Pavilion angle37.26°
OriginNatural
Grading LabGIA
CertificateGIA 7538208615
Dimensions8.25 × 5.51 × 3.37 mm
L/W Ratio1.50
Cert comments
Clouds, pinpoints and surface graining are not shown.
Key to symbols
Feather, Crystal, Needle
Top View
8.25 mm5.51 mm1.00 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7538208615
Side View
Table 66.0%Crown 34.26°Girdle: THK-VTKPavilion 37.26°Culet: NoneDepth 61.1%

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: £1,135 GBP|Low: £1,135 GBP|High: £2,580 GBP|Avg: £1,541 GBP|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 1£1,135 GBP
Retailer 10£1,138 GBP
Retailer 2£1,311 GBP
Retailer 3£1,344 GBP
Retailer 7£1,367 GBP
Retailer 4£1,432 GBP
Retailer 11£1,502 GBP
Retailer 5£1,576 GBP
Retailer 6£1,582 GBP
Retailer 8£1,989 GBP
Retailer 9£2,552 GBP

28 data points across 11 retailers

21 retailers£1,135 GBP to £3,553 GBP

A
Cheapest Retailer
-
£1,135 GBP
A
Retailer 2
-
£1,138 GBP
View
A
Retailer 3
-
£1,311 GBP
View
A
Retailer 4
-
£1,316 GBP
View
A
Retailer 5
-
£1,344 GBP
View
Final sale: no returns
A
Retailer 6
-
£1,367 GBP
View
A
Retailer 7
-
£1,432 GBP
View
A
Retailer 8
-
£1,457 GBP
View
Retailer 9
-
£1,457 GBP
View
Price last confirmed 8 days ago
A
Retailer 10
-
£1,502 GBP
View
A
Retailer 11
-
£1,524 GBP
View
A
Retailer 12
-
£1,559 GBP
View
B+
Retailer 13
-
£1,576 GBP
View
A
Retailer 14
-
£1,582 GBP
View
B+
Retailer 15
-
£1,584 GBP
View
B+
Retailer 16
-
£1,594 GBP
View
B+
Retailer 17
-
£1,603 GBP
View
B+
Retailer 18
-
£1,681 GBP
View
B+
Retailer 19
-
£1,989 GBP
View
B
Retailer 20
-
£2,552 GBP
View
Most Expensive
B
NZ Jewellers
5c13aba6-e392-4760-912b-ef2acf3cac9e · Nov 5
£3,553 GBP
$4,756 USD
View
20 more retailers have this diamond
Prices start from £1,135 GBPSave up to £2,418 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
£1,135 GBP