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Round|Natural|IGI

1.55ct J SI1 Round Natural Diamond

VG • J/SI1 • IGI 782656898

Shape and cutting style on the report: Round brilliant

Certificate IGI 782656898

Diamond specifications and retailer prices

From $4,008 CAD
As of November 3, 2026
Save $4,575 CAD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,584 CAD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 782656898. Listed at 6 retailers as of November 2, 2026, with prices from $4,008 to $8,584, a $4,575 spread on the same certified stone. NZ Jewellers lists it at $8,584. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 782656898
Dimensions7.12 × 7.22 × 4.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.12 mm7.22 mm1.55 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 782656898
Side View
Table 55.0%Crown 38.6°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 64.7%

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: Nov 3
Current: $8,584 CAD|Low: $3,929 CAD|High: $8,584 CAD|Avg: $5,104 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$3,929 CAD
Retailer 6$4,008 CAD
Retailer 5$4,106 CAD
Retailer 8$4,260 CAD
Retailer 4$4,264 CAD
Retailer 9$4,714 CAD
Retailer 2$4,903 CAD
Retailer 3$6,866 CAD
NZ Jewellers$8,584 CAD

35 data points across 9 retailers

6 retailers$4,008 CAD to $8,584 CAD

A
Cheapest Retailer
-
$4,008 CAD
A
Retailer 2
-
$4,106 CAD
View
B+
Retailer 3
-
$4,264 CAD
View
A
Retailer 4
-
$4,903 CAD
View
B+
Retailer 5
-
$6,866 CAD
View
Most Expensive
B
NZ Jewellers
8a05610d-8908-4f48-9e97-420500df7564 · Nov 2
$8,584 CAD
$6,146 USD
View
5 more retailers have this diamond
Prices start from $4,008 CADSave up to $4,575 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
1.55ct Round
$4,008 CAD