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Oval|Natural|GIA

1.00ct H SI2 Oval Natural Diamond

ID • H/SI2 • GIA 1563160471

Certificate GIA 1563160471

Diamond specifications and retailer prices

From £1,128 GBP
As of November 5, 2026
Save £2,504 GBP (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,632 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 1563160471. Listed at 14 retailers as of November 5, 2026, with prices from £1,128 to £3,632, a £2,504 spread on the same certified stone. NZ Jewellers lists it at £3,632. 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
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563160471
Dimensions7.82 × 5.57 × 3.54 mm
L/W Ratio1.40
Top View
7.82 mm5.57 mm1.00 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1563160471
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.5%

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: £3,632 GBP|Low: £1,128 GBP|High: £3,674 GBP|Avg: £1,791 GBP|+14.8%
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
November 6, 2026
Retailer 11£1,128 GBP
Retailer 2£1,132 GBP
Retailer 13£1,345 GBP
Retailer 12£1,489 GBP
Retailer 5£1,506 GBP
Retailer 3£1,558 GBP
Retailer 6£1,586 GBP
Retailer 7£1,592 GBP
Retailer 9£1,617 GBP
Retailer 10£1,718 GBP
Retailer 8£2,022 GBP
Retailer 4£2,179 GBP
Retailer 14£2,631 GBP
NZ Jewellers£3,632 GBP

28 data points across 14 retailers

14 retailers£1,128 GBP to £3,632 GBP

A
Cheapest Retailer
-
£1,128 GBP
A
Retailer 2
-
£1,132 GBP
View
A
Retailer 3
-
£1,345 GBP
View
A
Retailer 4
-
£1,489 GBP
View
Retailer 5
-
£1,506 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£1,558 GBP
View
Retailer 7
-
£1,586 GBP
View
Price last confirmed 10 days ago
A
Retailer 8
-
£1,592 GBP
View
A
Retailer 9
-
£1,617 GBP
View
B+
Retailer 10
-
£1,718 GBP
View
B+
Retailer 11
-
£2,022 GBP
View
B+
Retailer 12
-
£2,179 GBP
View
B
Retailer 13
-
£2,631 GBP
View
Most Expensive
C
NZ Jewellers
05689f4e-79e0-413e-b2b4-c3706a677d12 · Nov 5
£3,632 GBP
$4,862 USD
View
13 more retailers have this diamond
Prices start from £1,128 GBPSave up to £2,504 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
£1,128 GBP