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Marquise|Natural|GIA

1.50ct F SI2 Marquise Natural Diamond

ID • F/SI2 • GIA 7551502005

Certificate GIA 7551502005

Diamond specifications and retailer prices

From $12,663 NZD
As of November 5, 2026
Save $11,143 NZD (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $23,806 NZD at NZ Jewellers · As of November 3, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551502005. Listed at 6 retailers as of November 3, 2026, with prices from $12,663 to $23,806, a $11,143 spread on the same certified stone. NZ Jewellers lists it at $23,806. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
F
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle41.46°
Pavilion angle40.04°
OriginNatural
Grading LabGIA
CertificateGIA 7551502005
Dimensions10.80 × 6.09 × 3.80 mm
L/W Ratio1.77
Girdle conditionVery Thick
Key to symbols
Twinning Wisp, Crystal, Cavity, Feather, Indented Natural, Needle, Natural
Top View
10.80 mm6.09 mm1.50 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 7551502005
Side View
Table 64.0%Crown 41.46°Girdle: MED-VTKPavilion 40.04°Culet: NoneDepth 62.5%

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 5
Current: $23,806 NZD|Low: $12,663 NZD|High: $24,510 NZD|Avg: $16,767 NZD|-2.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$12,663 NZD
Retailer 2$13,410 NZD
Retailer 5$14,235 NZD
Retailer 4$14,453 NZD
Retailer 3$19,836 NZD
NZ Jewellers$23,806 NZD

29 data points across 6 retailers

6 retailers$12,663 NZD to $23,806 NZD

A
Cheapest Retailer
-
$12,663 NZD
A
Retailer 2
-
$13,410 NZD
View
A
Retailer 3
-
$14,235 NZD
View
A
Retailer 4
-
$14,453 NZD
View
B
Retailer 5
-
$19,836 NZD
View
Most Expensive
B
NZ Jewellers
c2062223-30f6-4a53-aec5-c590ba7e047c · Nov 3
$23,806 NZD
$13,197 USD
View
5 more retailers have this diamond
Prices start from $12,663 NZDSave up to $11,143 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
1.50ct Marquise
$12,663 NZD