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Heart|Natural|GIA

1.55ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 1563163498

Certificate GIA 1563163498

Diamond specifications and retailer prices

From $8,976 NZD
As of November 6, 2026
Save $7,288 NZD (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $16,264 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.55ct natural heart diamond

This 1.55ct natural heart sits in the one-and-a-half to two carat band, graded H 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 1563163498. Listed at 5 retailers as of November 5, 2026, with prices from $8,976 to $16,264, a $7,288 spread on the same certified stone. NZ Jewellers lists it at $16,264. 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

1.55
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1563163498
Dimensions6.99 × 8.01 × 4.79 mm
L/W Ratio1.15
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.99 mm8.01 mm1.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563163498
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.8%

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: $16,264 NZD|Low: $7,558 NZD|High: $17,631 NZD|Avg: $12,032 NZD|-7.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$8,976 NZD
Retailer 4$9,041 NZD
Retailer 5$10,080 NZD
Retailer 3$15,447 NZD
NZ Jewellers$16,264 NZD

37 data points across 5 retailers

5 retailers$8,976 NZD to $16,264 NZD

B+
Cheapest Retailer
-
$8,976 NZD
Final sale: no returns
A
Retailer 2
-
$9,041 NZD
View
B+
Retailer 3
-
$10,080 NZD
View
B
Retailer 4
-
$15,447 NZD
View
Most Expensive
B
NZ Jewellers
6fcbaa65-04ae-4d55-b48e-765d1369503c · Nov 5
$16,264 NZD
$9,016 USD
View
4 more retailers have this diamond
Prices start from $8,976 NZDSave up to $7,288 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
1.55ct Heart
$8,976 NZD