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Marquise|Natural|IGI

1.03ct L SI1 Marquise Natural Diamond

VG • L/SI1 • IGI 781603371

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 781603371

Diamond specifications and retailer prices

From $1,750 NZD
As of November 1, 2026
Save $2,856 NZD (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,605 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct natural marquise sits in the classic one-carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 781603371. Listed at 10 retailers as of November 1, 2026, with prices from $1,750 to $4,605, a $2,856 spread on the same certified stone. NZ Jewellers lists it at $4,605. 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

1.03
Carat
L
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle40.4°
Pavilion angle39.2°
OriginNatural
Grading LabIGI
CertificateIGI 781603371
Dimensions10.00 × 5.26 × 3.32 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Top View
10.00 mm5.26 mm1.03 ctL / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 781603371
Side View
Table 61.0%Crown 40.4°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 63.1%

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 1
Current: $4,605 NZD|Low: $1,750 NZD|High: $4,807 NZD|Avg: $2,402 NZD|-4.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$1,750 NZD
Retailer 3$1,811 NZD
Retailer 2$1,831 NZD
Retailer 7$1,889 NZD
Retailer 5$1,961 NZD
Retailer 9$2,179 NZD
Retailer 4$2,635 NZD
Retailer 8$2,697 NZD
NZ Jewellers$4,605 NZD

45 data points across 9 retailers

10 retailers$1,750 NZD to $4,605 NZD

A
Cheapest Retailer
-
$1,750 NZD
A
Retailer 2
-
$1,811 NZD
View
A
Retailer 3
-
$1,831 NZD
View
B+
Retailer 4
-
$1,889 NZD
View
B+
Retailer 5
-
$1,961 NZD
View
B+
Retailer 6
-
$2,177 NZD
View
B+
Retailer 7
-
$2,179 NZD
View
B+
Retailer 8
-
$2,635 NZD
View
B+
Retailer 9
-
$2,697 NZD
View
Most Expensive
C
NZ Jewellers
599b05b2-6131-41b3-b8f1-75761717e48d · Nov 5
$4,605 NZD
$2,553 USD
View
9 more retailers have this diamond
Prices start from $1,750 NZDSave up to $2,856 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
1.03ct Marquise
$1,750 NZD