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Oval|Natural|IGI

1.55ct H SI2 Oval Natural Diamond

EX • H/SI2 • IGI 779662495

Shape and cutting style on the report: Oval brilliant

Certificate IGI 779662495

Diamond specifications and retailer prices

From £1,254 GBP
SGD 2,271 SGD
As of October 31, 2026
Save £1,337 GBP (52%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,591 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.55ct natural oval diamond

This 1.55ct natural oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 779662495. Listed at 7 retailers as of October 26, 2026, with prices from £1,254 to £2,591, a £1,337 spread on the same certified stone. Wholesale Diamonds Direct lists it at £2,591. 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

1.55
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 779662495
Dimensions9.14 × 6.54 × 3.99 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Top View
9.14 mm6.54 mm1.55 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 779662495
Side View
Table 57.0%Crown 37°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 61.0%

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: Oct 31
Current: £1,493 GBP|Low: £1,254 GBP|High: £3,013 GBP|Avg: £2,010 GBP|-16.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
October 28, 2026
Retailer 4£1,254 GBP
Retailer 2£1,471 GBP
Retailer 1£1,493 GBP
Retailer 3£1,754 GBP
Retailer 5£1,883 GBP
Retailer 7£2,054 GBP
Wholesale Diamonds Direct£2,591 GBP
Retailer 6£2,592 GBP

28 data points across 8 retailers

7 retailers£1,254 GBP to £2,591 GBP

A
Cheapest Retailer
-
£1,254 GBP
SGD 2,271 SGD
A
Retailer 2
-
£1,471 GBP
$1,971 USD
View
A
Retailer 3
-
£1,493 GBP
$2,000 USD
View
A
Retailer 4
-
£1,754 GBP
$2,350 USD
View
A
Retailer 5
-
£1,883 GBP
$2,523 USD
View
A
Retailer 6
-
£2,054 GBP
$2,752 USD
View
Most Expensive
A
Wholesale Diamonds Direct
578336865 · Oct 26
£2,591 GBP
$3,472 USD
View
6 more retailers have this diamond
Prices start from £1,254 GBPSave up to £1,337 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
1.55ct Oval
£1,254 GBP