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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 $3,895 NZD
As of November 6, 2026
Save $4,499 NZD (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $8,394 NZD 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 $3,895 to $8,394, a $4,499 spread on the same certified stone. NZ Jewellers lists it at $8,394. 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
Colour
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: $8,394 NZD|Low: $3,020 NZD|High: $8,900 NZD|Avg: $4,768 NZD|-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$3,366 NZD
Retailer 2$3,895 NZD
Retailer 11$3,954 NZD
Retailer 5$4,015 NZD
Retailer 9$4,174 NZD
Retailer 8$4,194 NZD
Retailer 6$4,199 NZD
Retailer 3$4,492 NZD
Retailer 4$4,912 NZD
Retailer 7$7,032 NZD
NZ Jewellers$8,394 NZD

22 data points across 11 retailers

7 retailers$3,895 NZD to $8,394 NZD

A
Cheapest Retailer
-
$3,895 NZD
A
Retailer 2
-
$4,015 NZD
View
A
Retailer 3
-
$4,194 NZD
View
A
Retailer 4
-
$4,199 NZD
View
B+
Retailer 5
-
$4,912 NZD
View
B+
Retailer 6
-
$7,032 NZD
View
Most Expensive
B
NZ Jewellers
ff28b0e5-a110-42f8-bd35-2ec06f603bee · Nov 5
$8,394 NZD
$4,653 USD
View
6 more retailers have this diamond
Prices start from $3,895 NZDSave up to $4,499 NZD

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
$3,895 NZD