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Oval|Natural|GIA

1.00ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 1457953930

Certificate GIA 1457953930

Diamond specifications and retailer prices

From £1,427 GBP
As of November 6, 2026
Save £2,735 GBP (66%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,162 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 G 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 1457953930. Listed at 18 retailers as of November 5, 2026, with prices from £1,427 to £4,162, a £2,735 spread on the same certified stone. NZ Jewellers lists it at £4,162. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1457953930
Dimensions7.42 × 5.48 × 3.58 mm
L/W Ratio1.35
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cloud, Needle
Top View
7.42 mm5.48 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1457953930
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.4%

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: £1,427 GBP|Low: £1,379 GBP|High: £3,529 GBP|Avg: £2,077 GBP|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1£1,427 GBP
Retailer 6£1,453 GBP
Retailer 7£1,833 GBP
Retailer 8£1,837 GBP
Retailer 2£2,022 GBP
Retailer 9£2,067 GBP
Retailer 3£2,107 GBP
Retailer 5£2,485 GBP
Retailer 4£3,478 GBP

39 data points across 9 retailers

18 retailers£1,427 GBP to £4,162 GBP

A
Cheapest Retailer
-
£1,427 GBP
A
Retailer 2
-
£1,453 GBP
View
B+
Retailer 3
-
£1,761 GBP
View
B+
Retailer 4
-
£1,833 GBP
View
B+
Retailer 5
-
£1,837 GBP
View
Final sale: no returns
B+
Retailer 6
-
£1,898 GBP
View
Retailer 7
-
£1,991 GBP
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£1,991 GBP
View
B+
Retailer 9
-
£2,022 GBP
View
B+
Retailer 10
-
£2,067 GBP
View
B+
Retailer 11
-
£2,096 GBP
View
B+
Retailer 12
-
£2,107 GBP
View
B+
Retailer 13
-
£2,151 GBP
View
B+
Retailer 14
-
£2,297 GBP
View
B
Retailer 15
-
£2,485 GBP
View
B
Retailer 16
-
£3,298 GBP
View
B
Retailer 17
-
£3,478 GBP
View
Most Expensive
B
NZ Jewellers
0fa5d476-0628-4393-86af-ce3ac488468e · Nov 5
£4,162 GBP
$5,571 USD
View
17 more retailers have this diamond
Prices start from £1,427 GBPSave up to £2,735 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
£1,427 GBP