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Heart|Natural|GIA

1.50ct I SI1 Heart Natural Diamond

ID • I/SI1 • GIA 6552716233

Certificate GIA 6552716233

Diamond specifications and retailer prices

From $6,581 NZD
As of November 6, 2026
Save $8,471 NZD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $15,052 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552716233. Listed at 13 retailers as of November 5, 2026, with prices from $6,581 to $15,052, a $8,471 spread on the same certified stone. NZ Jewellers lists it at $15,052. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552716233
Dimensions7.23 × 8.09 × 4.45 mm
L/W Ratio1.12
Girdle conditionThick
Top View
7.23 mm8.09 mm1.50 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552716233
Side View
Table 55.0%CrownGirdle: MediumPavilionCulet: NoneDepth 55.0%

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: $15,052 NZD|Low: $6,581 NZD|High: $15,052 NZD|Avg: $9,352 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
November 6, 2026
Retailer 2$6,581 NZD
Retailer 12$6,968 NZD
Retailer 13$7,533 NZD
Retailer 3$7,542 NZD
Retailer 10$8,145 NZD
Retailer 7$8,505 NZD
Retailer 4$8,911 NZD
Retailer 5$9,171 NZD
Retailer 11$9,209 NZD
Retailer 6$9,723 NZD
Retailer 8$10,540 NZD
Retailer 9$13,722 NZD
NZ Jewellers$15,052 NZD

31 data points across 13 retailers

13 retailers$6,581 NZD to $15,052 NZD

A
Cheapest Retailer
-
$6,581 NZD
A
Retailer 2
-
$6,968 NZD
View
Final sale: no returns
A
Retailer 3
-
$7,533 NZD
View
A
Retailer 4
-
$7,542 NZD
View
B+
Retailer 5
-
$8,145 NZD
View
B+
Retailer 6
-
$8,505 NZD
View
B+
Retailer 7
-
$8,911 NZD
View
Retailer 8
-
$9,171 NZD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$9,209 NZD
View
B+
Retailer 10
-
$9,723 NZD
View
B+
Retailer 11
-
$10,540 NZD
View
B
Retailer 12
-
$13,722 NZD
View
Most Expensive
B
NZ Jewellers
330a619a-19a8-480b-9cf5-5c2244c67c8c · Nov 5
$15,052 NZD
$8,344 USD
View
12 more retailers have this diamond
Prices start from $6,581 NZDSave up to $8,471 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
$6,581 NZD