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Heart|Natural|GIA

1.52ct J SI2 Heart Natural Diamond

ID • J/SI2 • GIA 6237687136

Certificate GIA 6237687136

Diamond specifications and retailer prices

From $3,751 AUD
£2,074 GBP
As of October 30, 2026
Save $4,156 AUD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,907 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.52ct natural heart diamond

This 1.52ct natural heart sits in the one-and-a-half to two carat band, graded J 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 6237687136. Listed at 6 retailers as of October 30, 2026, with prices from $3,751 to $7,907, a $4,156 spread on the same certified stone. NZ Jewellers lists it at $7,907. 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

1.52
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.07°
Pavilion angle42.79°
OriginNatural
Grading LabGIA
CertificateGIA 6237687136
Dimensions6.91 × 7.93 × 4.88 mm
L/W Ratio1.15
Top View
6.91 mm7.93 mm1.52 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6237687136
Side View
Table 62.0%Crown 37.07°Girdle: STK-THKPavilion 42.79°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $7,907 AUD|Low: $3,696 AUD|High: $8,026 AUD|Avg: $4,911 AUD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7$3,696 AUD
Retailer 2$3,751 AUD
Retailer 6$3,783 AUD
Retailer 4$3,928 AUD
Retailer 5$3,990 AUD
Retailer 8$4,444 AUD
Retailer 9$5,196 AUD
Retailer 3$6,662 AUD
NZ Jewellers$7,907 AUD

29 data points across 9 retailers

6 retailers$3,751 AUD to $7,907 AUD

A
Cheapest Retailer
-
$3,751 AUD
£2,074 GBP
A
Retailer 2
-
$3,783 AUD
$2,657 USD
View
A
Retailer 3
-
$3,928 AUD
$2,759 USD
View
A
Retailer 4
-
$3,990 AUD
$2,803 USD
View
B
Retailer 5
-
$6,662 AUD
£3,685 GBP
View
Most Expensive
B
NZ Jewellers
295f4c61-cc38-4f62-a08a-263eef5c1a3f · Oct 30
$7,907 AUD
$5,554 USD
View
5 more retailers have this diamond
Prices start from $3,751 AUDSave up to $4,156 AUD

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
1.52ct Heart
$3,751 AUD