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Heart|Natural|GIA

1.50ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 7418878736

Certificate GIA 7418878736

Diamond specifications and retailer prices

From $8,700 NZD
As of November 4, 2026
Save $9,716 NZD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $18,416 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded D 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 7418878736. Listed at 10 retailers as of November 4, 2026, with prices from $8,700 to $18,416, a $9,716 spread on the same certified stone. NZ Jewellers lists it at $18,416. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 7418878736
Dimensions6.57 × 7.90 × 4.57 mm
L/W Ratio1.20
Top View
6.57 mm7.90 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 7418878736
Side View
Table 59.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 57.9%

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 4
Current: $18,416 NZD|Low: $8,677 NZD|High: $18,416 NZD|Avg: $11,788 NZD
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
November 6, 2026
Retailer 4$8,677 NZD
Retailer 9$8,700 NZD
Retailer 8$9,976 NZD
Retailer 12$9,976 NZD
Retailer 13$9,976 NZD
Retailer 2$10,398 NZD
Retailer 10$10,501 NZD
Retailer 11$11,144 NZD
Retailer 14$11,511 NZD
Retailer 3$12,142 NZD
Retailer 6$12,885 NZD
Retailer 5$13,127 NZD
Retailer 7$16,177 NZD
NZ Jewellers$18,416 NZD

43 data points across 14 retailers

10 retailers$8,700 NZD to $18,416 NZD

A
Cheapest Retailer
-
$8,700 NZD
A
Retailer 2
-
$9,976 NZD
View
Retailer 3
-
$9,976 NZD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$9,976 NZD
View
A
Retailer 5
-
$10,398 NZD
View
B+
Retailer 6
-
$11,144 NZD
View
B+
Retailer 7
-
$11,511 NZD
View
Retailer 8
-
$12,142 NZD
View
Price last confirmed 14 days ago
B
Retailer 9
-
$16,177 NZD
View
Most Expensive
B
NZ Jewellers
fa5bd0d7-80a0-4fca-a068-e68f3a025769 · Nov 5
$18,416 NZD
$10,209 USD
View
9 more retailers have this diamond
Prices start from $8,700 NZDSave up to $9,716 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 Heart
$8,700 NZD