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Heart|Natural|HRD

1.53ct I SI2 Heart Natural Diamond

I/SI2 • HRD 190000166360

Shape and cutting style on the report: Heart

Certificate HRD 190000166360

Diamond specifications and retailer prices

From $6,585 AUD
€4,395 EUR
As of November 2, 2026
Save $5,272 AUD (44%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $11,857 AUD at MOH London · As of November 1, 2026
View at MOH London

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) and certified by HRD 190000166360. Listed at 2 retailers as of November 1, 2026, with prices from $6,585 to $11,857, a $5,272 spread on the same certified stone. MOH London lists it at $11,857. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
I
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 190000166360
Dimensions6.94 × 7.75 × 3.64 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizeNone
Top View
6.94 mm7.75 mm1.53 ctI / SI2
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 190000166360
Side View
Table 64.0%CrownGirdlePavilionCulet: 0.0Depth 47.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $11,857 AUD|Low: $6,585 AUD|High: $12,000 AUD|Avg: $8,343 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 4$6,585 AUD
Retailer 3$7,082 AUD
Retailer 2$7,776 AUD
MOH London$11,857 AUD

11 data points across 4 retailers

2 retailers$6,585 AUD to $11,857 AUD

B
Cheapest Retailer
-
$6,585 AUD
€4,395 EUR
Most Expensive
C
MOH London
BE3071425 · Nov 1
$11,857 AUD
£6,543 GBP
View
1 more retailer has this diamond
Prices start from $6,585 AUDSave up to $5,272 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.

B
1.53ct Heart
$6,585 AUD