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Oval|Natural|GIA

1.01ct H SI2 Oval Natural Diamond

ID • H/SI2 • GIA 6545131771

Certificate GIA 6545131771

Diamond specifications and retailer prices

From £1,100 GBP
As of November 6, 2026
Save £963 GBP (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,063 GBP at Ritani · As of November 2, 2026
View at Ritani

About this 1.01ct natural oval diamond

This 1.01ct 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 6545131771. Listed at 6 retailers as of November 2, 2026, with prices from £1,100 to £2,063, a £963 spread on the same certified stone. Ritani lists it at £2,063. 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

1.01
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle37.49°
Pavilion angle40.24°
OriginNatural
Grading LabGIA
CertificateGIA 6545131771
Dimensions7.88 × 5.62 × 3.50 mm
L/W Ratio1.40
Top View
7.88 mm5.62 mm1.01 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6545131771
Side View
Table 59.0%Crown 37.49°Girdle: MED-STKPavilion 40.24°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,411 GBP|Low: £1,090 GBP|High: £2,436 GBP|Avg: £1,671 GBP|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Ritani
November 5, 2026
Retailer 2£1,100 GBP
Retailer 3£1,351 GBP
Retailer 4£1,388 GBP
Retailer 1£1,411 GBP
Retailer 5£1,554 GBP
Retailer 6£1,674 GBP
Retailer 8£1,763 GBP
Retailer 7£1,830 GBP
Ritani£2,063 GBP
Retailer 9£2,436 GBP

7 data points across 10 retailers

6 retailers£1,100 GBP to £2,063 GBP

A
Cheapest Retailer
-
£1,100 GBP
A
Retailer 2
-
£1,351 GBP
View
A
Retailer 3
-
£1,388 GBP
View
Final sale: no returns
A
Retailer 4
-
£1,411 GBP
View
Retailer 5
-
£1,554 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Ritani
D-1S5T9BIR5N · Nov 2
£2,063 GBP
$2,761 USD
View
5 more retailers have this diamond
Prices start from £1,100 GBPSave up to £963 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
1.01ct Oval
£1,100 GBP