Oval|Natural|IGI

1.51ct F SI2 Oval Natural Diamond

EX • F/SI2 • IGI 792677810

Shape and cutting style on the report: Oval brilliant

Certificate IGI 792677810

Diamond specifications and retailer prices

From £2,593 GBP
$3,475 USD
As of November 2, 2026
5 retailers carry this diamond
Most expensive: £3,435 GBP at Wholesale Diamonds Direct · As of October 19, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 792677810. Listed at 5 retailers as of November 2, 2026. 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

1.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 792677810
Dimensions9.16 × 6.54 × 4.08 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Top View
9.16 mm6.54 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 792677810
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: £2,380 GBP|Low: £1,842 GBP|High: £3,697 GBP|Avg: £2,675 GBP|-13.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
October 23, 2026
Retailer 3£1,842 GBP
Retailer 4£1,967 GBP
Retailer 2£1,989 GBP
Retailer 1£2,380 GBP
Retailer 6£2,593 GBP
Retailer 5£3,200 GBP
Retailer 7£3,273 GBP
Wholesale Diamonds Direct£3,435 GBP

18 data points across 8 retailers

5 retailers

Retailer 1
-
£1,842 GBP
SGD 3,335 SGD
Price last confirmed 11 days ago
Retailer 2
-
£1,967 GBP
$2,635 USD
View
Price last confirmed 10 days ago
Retailer 3
-
£1,989 GBP
$2,665 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
£2,593 GBP
$3,475 USD
View
Most Expensive
Wholesale Diamonds Direct
547058214 · Oct 19
£3,435 GBP
$4,602 USD
View
Price last confirmed 13 days ago
4 more retailers have this diamond
Prices start from £2,593 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
1.51ct Oval
£2,593 GBP