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Oval|Natural|GIA

1.00ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 2564015915

Certificate GIA 2564015915

Diamond specifications and retailer prices

From £1,029 GBP
As of November 6, 2026
Save £2,340 GBP (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,369 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 I 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 2564015915. Listed at 16 retailers as of November 5, 2026, with prices from £1,029 to £3,369, a £2,340 spread on the same certified stone. NZ Jewellers lists it at £3,369. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2564015915
Dimensions8.34 × 5.61 × 3.21 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Natural
Top View
8.34 mm5.61 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2564015915
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 57.2%

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: £3,369 GBP|Low: £1,029 GBP|High: £3,446 GBP|Avg: £1,633 GBP|-2.2%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 9£1,029 GBP
Retailer 2£1,259 GBP
Retailer 10£1,357 GBP
Retailer 13£1,381 GBP
Retailer 6£1,397 GBP
Retailer 5£1,408 GBP
Retailer 16£1,445 GBP
Retailer 8£1,484 GBP
Retailer 11£1,484 GBP
Retailer 7£1,494 GBP
Retailer 14£1,500 GBP
Retailer 3£1,569 GBP
Retailer 4£1,594 GBP
Retailer 12£1,757 GBP
Retailer 15£2,412 GBP
NZ Jewellers£3,369 GBP

20 data points across 16 retailers

16 retailers£1,029 GBP to £3,369 GBP

A
Cheapest Retailer
-
£1,029 GBP
A
Retailer 2
-
£1,259 GBP
View
A
Retailer 3
-
£1,357 GBP
View
A
Retailer 4
-
£1,381 GBP
View
Retailer 5
-
£1,397 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£1,408 GBP
View
A
Retailer 7
-
£1,445 GBP
View
A
Retailer 8
-
£1,484 GBP
View
A
Retailer 9
-
£1,484 GBP
View
Retailer 10
-
£1,494 GBP
View
Price last confirmed 9 days ago
A
Retailer 11
-
£1,500 GBP
View
A
Retailer 12
-
£1,569 GBP
View
A
Retailer 13
-
£1,594 GBP
View
B+
Retailer 14
-
£1,757 GBP
View
B+
Retailer 15
-
£2,412 GBP
View
Most Expensive
B
NZ Jewellers
c17ed369-4025-42be-8207-4eba2b9b5841 · Nov 5
£3,369 GBP
$4,509 USD
View
15 more retailers have this diamond
Prices start from £1,029 GBPSave up to £2,340 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
£1,029 GBP