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Round|Natural|IGI

1.15ct H SI2 Round Natural Diamond

EX • H/SI2 • IGI 817606753

Shape and cutting style on the report: Round brilliant

Certificate IGI 817606753

Diamond specifications and retailer prices

From $2,367 CAD
£1,334 GBP
As of October 30, 2026
Save $2,076 CAD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,151 CAD at NZ Jewellers · As of October 11, 2026
View at NZ Jewellers

About this 1.15ct natural round diamond

This 1.15ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 817606753. Listed at 7 retailers as of October 29, 2026, with a 88% 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

1.15
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 817606753
Dimensions6.69 × 6.72 × 4.20 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
Faint Yellowish Green
Top View
6.69 mm6.72 mm1.15 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 817606753
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 41.5°CuletDepth 62.7%

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 30
Current: $3,393 CAD|Low: $2,359 CAD|High: $4,471 CAD|Avg: $3,292 CAD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 2$2,367 CAD
Retailer 4$2,787 CAD
Retailer 1$3,393 CAD
Retailer 3$4,442 CAD

29 data points across 4 retailers

7 retailers$2,367 CAD to $4,442 CAD

A
Cheapest Retailer
-
$2,367 CAD
£1,334 GBP
Retailer 2
-
$2,521 CAD
$1,805 USD
View
Price last confirmed 21 days ago
Retailer 3
-
$2,639 CAD
$1,889 USD
View
Price last confirmed 31 days ago
A
Retailer 4
-
$2,787 CAD
$1,995 USD
View
A
Retailer 5
-
$3,393 CAD
€2,313 EUR
View
B+
Retailer 6
-
$4,442 CAD
£2,504 GBP
View
Most Expensive
NZ Jewellers
6a9c731f-3c81-40ec-aacc-ec1a56571c28 · Oct 11
$6,151 CAD
$4,403 USD
View
Price last confirmed 20 days ago
6 more retailers have this diamond
Prices start from $2,367 CADSave up to $2,076 CAD

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
1.15ct Round
$2,367 CAD