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Marquise|Natural|IGI

1.50ct L SI1 Marquise Natural Diamond

VG • L/SI1 • IGI 770656457

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 770656457

Diamond specifications and retailer prices

From $5,100 NZD
As of November 7, 2026
Save $5,673 NZD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $10,773 NZD at NZ Jewellers · As of November 7, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 770656457. Listed at 6 retailers as of November 7, 2026, with prices from $5,100 to $10,773, a $5,673 spread on the same certified stone. NZ Jewellers lists it at $10,773. 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

1.50
Carat
L
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle42.6°
Pavilion angle35.6°
OriginNatural
Grading LabIGI
CertificateIGI 770656457
Dimensions10.94 × 5.74 × 3.61 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Top View
10.94 mm5.74 mm1.50 ctL / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 770656457
Side View
Table 56.0%Crown 42.6°Girdle: THK-VTKPavilion 35.6°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: $10,773 NZD|Low: $4,786 NZD|High: $11,294 NZD|Avg: $6,260 NZD|+5.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 6$4,851 NZD
Retailer 2$5,100 NZD
Retailer 4$5,154 NZD
Retailer 5$5,352 NZD
Retailer 3$5,929 NZD
NZ Jewellers$10,773 NZD

45 data points across 6 retailers

6 retailers$5,100 NZD to $10,773 NZD

Retailer 1
-
$4,851 NZD
Price last confirmed 7 days ago
B+
Retailer 2
-
$5,100 NZD
View
B+
Retailer 3
-
$5,154 NZD
View
B+
Retailer 4
-
$5,352 NZD
View
B+
Retailer 5
-
$5,929 NZD
View
Most Expensive
C
NZ Jewellers
033a43d2-bbd9-414f-a2f5-453b9cbdfb1c · Nov 7
$10,773 NZD
$5,972 USD
View
5 more retailers have this diamond
Prices start from $5,100 NZDSave up to $5,673 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.

B+
1.50ct Marquise
$5,100 NZD