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Oval|Natural|GIA

1.01ct J I1 Oval Natural Diamond

EX • J/I1 • GIA 1558367299

Certificate GIA 1558367299

Diamond specifications and retailer prices

From £1,227 GBP
$1,644 USD
As of October 31, 2026
Save £413 GBP (25%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,640 GBP at Yorxs · As of November 2, 2026
View at Yorxs

About this 1.01ct natural oval diamond

This 1.01ct natural oval sits in the classic one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558367299. Listed at 2 retailers as of October 31, 2026, with prices from £1,227 to £1,640, a £413 spread on the same certified stone. Yorxs lists it at £1,640. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
J
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1558367299
Dimensions7.81 × 5.60 × 3.44 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Needle, Natural
Top View
7.81 mm5.60 mm1.01 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1558367299
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £1,227 GBP|Low: £1,208 GBP|High: £1,641 GBP|Avg: £1,427 GBP|+1.5%
Retailer 1
Yorxs
November 2, 2026
Retailer 1£1,227 GBP
Yorxs£1,640 GBP

15 data points across 2 retailers

2 retailers£1,227 GBP to £1,640 GBP

B+
Cheapest Retailer
-
£1,227 GBP
$1,644 USD
Most Expensive
B
Yorxs
EA2EEB86C · Nov 2
£1,640 GBP
€2,093 EUR
View
1 more retailer has this diamond
Prices start from £1,227 GBPSave up to £413 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.

B+
1.01ct Oval
£1,227 GBP