Heart|Natural|GIA

1.53ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 6535914760

Certificate GIA 6535914760

Diamond specifications and retailer prices

From $5,802 USD
As of October 31, 2026
Save $5,836 USD (50%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,638 USD 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 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 October 30, 2026, with prices from $5,802 to $11,638, a $5,836 spread on the same certified stone. NZ Jewellers lists it at $11,638. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $11,638 USD|Low: $5,802 USD|High: $13,357 USD|Avg: $7,929 USD|-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
Retailer 18
October 31, 2026
Retailer 8$5,802 USD
Retailer 4$6,068 USD
Retailer 17$6,130 USD
Retailer 5$6,422 USD
Retailer 7$6,423 USD
Retailer 14$6,445 USD
Retailer 12$6,530 USD
Retailer 11$6,674 USD
Retailer 18$6,959 USD
Retailer 6$7,066 USD
Retailer 3$7,119 USD
Retailer 16$7,204 USD
Retailer 9$7,702 USD
Retailer 10$7,990 USD
Retailer 15$8,029 USD
Retailer 2$8,550 USD
Retailer 13$10,307 USD
NZ Jewellers$11,638 USD

20 data points across 18 retailers

17 retailers$5,802 USD to $11,638 USD

A
Cheapest Retailer
-
$5,802 USD
A
Retailer 2
-
$6,068 USD
View
A
Retailer 3
-
$6,130 USD
View
A
Retailer 4
-
$6,422 USD
View
Final sale: no returns
A
Retailer 5
-
$6,423 USD
View
A
Retailer 6
-
$6,445 USD
View
A
Retailer 7
-
$6,530 USD
£5,142 GBP
View
B+
Retailer 8
-
$6,674 USD
£5,255 GBP
View
B+
Retailer 9
-
$6,959 USD
View
B+
Retailer 10
-
$7,066 USD
View
B+
Retailer 11
-
$7,119 USD
View
B+
Retailer 12
-
$7,204 USD
View
Retailer 13
-
$7,702 USD
A$11,849 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$8,029 USD
View
B+
Retailer 15
-
$8,550 USD
ZAR 138,119 ZAR
View
B
Retailer 16
-
$10,307 USD
£8,116 GBP
View
Most Expensive
B
NZ Jewellers
74e44654-d13d-4a77-a86a-d1dba938d3ae · Oct 30
$11,638 USD
View
16 more retailers have this diamond
Prices start from $5,802 USDSave up to $5,836 USD

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
$5,802 USD