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Marquise|Natural|GIA

1.50ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 6562186581

Certificate GIA 6562186581

Diamond specifications and retailer prices

From $7,428 NZD
As of November 6, 2026
Save $8,222 NZD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $15,651 NZD at NZ Jewellers · As of November 5, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562186581. Listed at 16 retailers as of November 5, 2026, with prices from $7,428 to $15,651, a $8,222 spread on the same certified stone. NZ Jewellers lists it at $15,651. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6562186581
Dimensions11.72 × 5.84 × 3.64 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle, Indented Natural
Top View
11.72 mm5.84 mm1.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6562186581
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 62.3%

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: $15,651 NZD|Low: $7,428 NZD|High: $15,651 NZD|Avg: $10,108 NZD|+2.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 2$7,428 NZD
Retailer 12$7,917 NZD
Retailer 7$8,018 NZD
Retailer 14$8,161 NZD
Retailer 6$9,101 NZD
Retailer 5$9,130 NZD
Retailer 11$9,193 NZD
Retailer 8$9,324 NZD
Retailer 3$9,357 NZD
Retailer 13$9,357 NZD
Retailer 9$9,631 NZD
Retailer 10$10,531 NZD
Retailer 4$10,796 NZD
Retailer 15$14,862 NZD
NZ Jewellers$15,651 NZD

24 data points across 15 retailers

16 retailers$7,428 NZD to $15,651 NZD

A
Cheapest Retailer
-
$7,428 NZD
B+
Retailer 2
-
$7,917 NZD
View
A
Retailer 3
-
$8,018 NZD
View
B+
Retailer 4
-
$8,161 NZD
View
B+
Retailer 5
-
$9,101 NZD
View
Retailer 6
-
$9,122 NZD
View
Price last confirmed 15 days ago
Retailer 7
-
$9,130 NZD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$9,193 NZD
View
B+
Retailer 9
-
$9,324 NZD
View
B+
Retailer 10
-
$9,357 NZD
View
B+
Retailer 11
-
$9,357 NZD
View
B+
Retailer 12
-
$9,631 NZD
View
B+
Retailer 13
-
$10,531 NZD
View
B+
Retailer 14
-
$10,796 NZD
View
B
Retailer 15
-
$14,862 NZD
View
Most Expensive
B
NZ Jewellers
f3b04fbd-2acf-46ae-868e-8014543e23de · Nov 5
$15,651 NZD
$8,676 USD
View
15 more retailers have this diamond
Prices start from $7,428 NZDSave up to $8,222 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
$7,428 NZD