CaratHunter
Plans
Heart|Natural|GIA

1.50ct I SI2 Heart Natural Diamond

ID • I/SI2 • GIA 6532972978

Certificate GIA 6532972978

Diamond specifications and retailer prices

From $5,942 NZD
$3,349 USD
As of November 1, 2026
Save $8,529 NZD (59%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $14,471 NZD at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532972978. Listed at 16 retailers as of October 30, 2026, with prices from $5,942 to $14,471, a $8,529 spread on the same certified stone. NZ Jewellers lists it at $14,471. 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
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532972978
Dimensions6.88 × 7.93 × 4.73 mm
L/W Ratio1.15
Top View
6.88 mm7.93 mm1.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6532972978
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.6%

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: $14,471 NZD|Low: $5,733 NZD|High: $14,471 NZD|Avg: $8,676 NZD|+1.0%
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 5$5,942 NZD
Retailer 3$6,357 NZD
Retailer 16$6,881 NZD
Retailer 12$7,525 NZD
Retailer 13$7,525 NZD
Retailer 14$7,525 NZD
Retailer 4$7,594 NZD
Retailer 17$7,981 NZD
Retailer 2$8,102 NZD
Retailer 7$8,481 NZD
Retailer 8$8,481 NZD
Retailer 15$8,683 NZD
Retailer 6$8,765 NZD
Retailer 10$9,397 NZD
Retailer 9$9,731 NZD
Retailer 11$13,229 NZD
NZ Jewellers$14,471 NZD

34 data points across 17 retailers

16 retailers$5,942 NZD to $14,471 NZD

A
Cheapest Retailer
-
$5,942 NZD
$3,349 USD
A
Retailer 2
-
$6,357 NZD
$3,583 USD
View
A
Retailer 3
-
$6,881 NZD
$3,878 USD
View
Final sale: no returns
A
Retailer 4
-
$7,525 NZD
$4,241 USD
View
B+
Retailer 5
-
$7,525 NZD
$4,241 USD
View
B+
Retailer 6
-
$7,525 NZD
$4,241 USD
View
B+
Retailer 7
-
$7,594 NZD
$4,280 USD
View
B+
Retailer 8
-
$7,981 NZD
$4,498 USD
View
B+
Retailer 9
-
$8,102 NZD
£3,596 GBP
View
B+
Retailer 10
-
$8,481 NZD
$4,780 USD
View
B+
Retailer 11
-
$8,481 NZD
$4,780 USD
View
B+
Retailer 12
-
$8,683 NZD
$4,894 USD
View
B+
Retailer 13
-
$8,765 NZD
$4,940 USD
View
B+
Retailer 14
-
$9,397 NZD
€5,044 EUR
View
B
Retailer 15
-
$13,229 NZD
£5,871 GBP
View
Most Expensive
B
NZ Jewellers
f15c8918-75db-4d52-8a8a-a096d573564d · Oct 30
$14,471 NZD
$8,156 USD
View
15 more retailers have this diamond
Prices start from $5,942 NZDSave up to $8,529 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
$5,942 NZD