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Heart|Natural|GIA

1.53ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 6535914760

Certificate GIA 6535914760

Diamond specifications and retailer prices

From $10,466 NZD
As of November 6, 2026
Save $10,528 NZD (50%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $20,994 NZD at NZ Jewellers · As of November 5, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6535914760. Listed at 17 retailers as of November 5, 2026, with prices from $10,466 to $20,994, a $10,528 spread on the same certified stone. NZ Jewellers lists it at $20,994. 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
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.32°
OriginNatural
Grading LabGIA
CertificateGIA 6535914760
Dimensions8.16 × 7.10 × 4.49 mm
L/W Ratio1.15
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Cloud, Crystal, Needle
Top View
8.16 mm7.10 mm1.53 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6535914760
Side View
Table 55.0%Crown 35.32°Girdle: STK-VTKPavilionCulet: NoneDepth 55.1%

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: $20,994 NZD|Low: $10,466 NZD|High: $24,095 NZD|Avg: $14,030 NZD|-11.9%
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 6, 2026
Retailer 8$10,466 NZD
Retailer 4$10,946 NZD
Retailer 16$11,058 NZD
Retailer 5$11,585 NZD
Retailer 7$11,586 NZD
Retailer 13$11,626 NZD
Retailer 2$11,680 NZD
Retailer 11$11,920 NZD
Retailer 17$12,553 NZD
Retailer 6$12,746 NZD
Retailer 3$12,842 NZD
Retailer 15$12,995 NZD
Retailer 9$13,894 NZD
Retailer 14$14,484 NZD
Retailer 10$15,315 NZD
Retailer 12$18,443 NZD
NZ Jewellers$20,994 NZD

26 data points across 17 retailers

17 retailers$10,466 NZD to $20,994 NZD

A
Cheapest Retailer
-
$10,466 NZD
A
Retailer 2
-
$10,946 NZD
View
A
Retailer 3
-
$11,058 NZD
View
A
Retailer 4
-
$11,585 NZD
View
Final sale: no returns
Retailer 5
-
$11,586 NZD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$11,626 NZD
View
A
Retailer 7
-
$11,680 NZD
View
A
Retailer 8
-
$11,920 NZD
View
B+
Retailer 9
-
$12,553 NZD
View
B+
Retailer 10
-
$12,746 NZD
View
B+
Retailer 11
-
$12,842 NZD
View
B+
Retailer 12
-
$12,995 NZD
View
Retailer 13
-
$13,894 NZD
View
Price last confirmed 16 days ago
B+
Retailer 14
-
$14,484 NZD
View
B+
Retailer 15
-
$15,315 NZD
View
B
Retailer 16
-
$18,443 NZD
View
Most Expensive
B
NZ Jewellers
74e44654-d13d-4a77-a86a-d1dba938d3ae · Nov 5
$20,994 NZD
$11,638 USD
View
16 more retailers have this diamond
Prices start from $10,466 NZDSave up to $10,528 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
$10,466 NZD