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Marquise|Natural|IGI

1.30ct K SI1 Marquise Natural Diamond

VG • K/SI1 • IGI 770656687

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 770656687

Diamond specifications and retailer prices

From $3,015 CAD
As of November 6, 2026
Save $3,483 CAD (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,498 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 770656687. Listed at 7 retailers as of November 5, 2026, with prices from $3,015 to $6,498, a $3,483 spread on the same certified stone. NZ Jewellers lists it at $6,498. 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

1.30
Carat
K
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 770656687
Dimensions10.38 × 5.49 × 3.70 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Top View
10.38 mm5.49 mm1.30 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 770656687
Side View
Table 56.0%Crown 38°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 67.4%

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 6
Current: $6,498 CAD|Low: $2,338 CAD|High: $6,891 CAD|Avg: $3,692 CAD|-5.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$2,606 CAD
Retailer 2$3,015 CAD
Retailer 11$3,061 CAD
Retailer 5$3,109 CAD
Retailer 9$3,232 CAD
Retailer 8$3,247 CAD
Retailer 6$3,251 CAD
Retailer 3$3,478 CAD
Retailer 4$3,803 CAD
Retailer 7$5,444 CAD
NZ Jewellers$6,498 CAD

22 data points across 11 retailers

7 retailers$3,015 CAD to $6,498 CAD

A
Cheapest Retailer
-
$3,015 CAD
A
Retailer 2
-
$3,109 CAD
View
A
Retailer 3
-
$3,247 CAD
View
A
Retailer 4
-
$3,251 CAD
View
B+
Retailer 5
-
$3,803 CAD
View
B+
Retailer 6
-
$5,444 CAD
View
Most Expensive
B
NZ Jewellers
ff28b0e5-a110-42f8-bd35-2ec06f603bee · Nov 5
$6,498 CAD
$4,653 USD
View
6 more retailers have this diamond
Prices start from $3,015 CADSave up to $3,483 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
1.30ct Marquise
$3,015 CAD