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Heart|Natural|GIA

1.53ct I SI2 Heart Natural Diamond

ID • I/SI2 • GIA 250000306035

Shape and cutting style on the report: Heart

Certificate GIA 250000306035

Diamond specifications and retailer prices

From $4,581 NZD
$2,582 USD
As of October 29, 2026
Save $4,996 NZD (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,578 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.53ct natural heart diamond

This 1.53ct 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 250000306035. Listed at 6 retailers as of October 30, 2026, with prices from $4,581 to $9,578, a $4,996 spread on the same certified stone. NZ Jewellers lists it at $9,578. 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

1.53
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 250000306035
Dimensions7.92 × 6.63 × 4.84 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
Top View
7.92 mm6.63 mm1.53 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 250000306035
Side View
Table 63.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.0%

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: Oct 29
Current: $9,578 NZD|Low: $4,581 NZD|High: $9,578 NZD|Avg: $5,559 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2$4,581 NZD
Retailer 4$4,581 NZD
Retailer 5$4,792 NZD
Retailer 3$5,286 NZD
Retailer 6$5,429 NZD
NZ Jewellers$9,578 NZD

4 data points across 6 retailers

6 retailers$4,581 NZD to $9,578 NZD

A
Cheapest Retailer
-
$4,581 NZD
$2,582 USD
A
Retailer 2
-
$4,581 NZD
$2,582 USD
View
A
Retailer 3
-
$4,792 NZD
$2,701 USD
View
A
Retailer 4
-
$5,286 NZD
$2,979 USD
View
A
Retailer 5
-
$5,429 NZD
$3,060 USD
View
Most Expensive
B+
NZ Jewellers
86e0e102-8a40-4082-9229-3c59bc0d5f9f · Oct 30
$9,578 NZD
$5,398 USD
View
5 more retailers have this diamond
Prices start from $4,581 NZDSave up to $4,996 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
1.53ct Heart
$4,581 NZD