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Oval|Natural|IGI

1.00ct F SI2 Oval Natural Diamond

EX • F/SI2 • IGI 779663380

Shape and cutting style on the report: Oval brilliant

Certificate IGI 779663380

Diamond specifications and retailer prices

From £825 GBP
As of November 5, 2026
Save £491 GBP (37%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,588 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 779663380. Listed at 6 retailers as of November 2, 2026, with a 60% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.2°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 779663380
Dimensions7.87 × 5.65 × 3.48 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Top View
7.87 mm5.65 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 779663380
Side View
Table 57.0%Crown 36.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.6%

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 5
Current: £825 GBP|Low: £820 GBP|High: £1,746 GBP|Avg: £1,197 GBP|-8.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Wholesale Diamonds Direct
November 5, 2026
Retailer 1£825 GBP
Retailer 3£956 GBP
Retailer 2£971 GBP
Retailer 5£1,236 GBP
Retailer 4£1,316 GBP
Wholesale Diamonds Direct£1,588 GBP

18 data points across 6 retailers

6 retailers£825 GBP to £1,316 GBP

A
Cheapest Retailer
-
£825 GBP
Retailer 2
-
£956 GBP
View
Price last confirmed 7 days ago
A
Retailer 3
-
£971 GBP
View
A
Retailer 4
-
£1,236 GBP
View
A
Retailer 5
-
£1,316 GBP
View
Most Expensive
Wholesale Diamonds Direct
585921402 · Oct 26
£1,588 GBP
$2,125 USD
View
Price last confirmed 10 days ago
5 more retailers have this diamond
Prices start from £825 GBPSave up to £491 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
£825 GBP