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Heart|Natural|HRD

1.53ct I SI2 Heart Natural Diamond

I/SI2 • HRD 190000113144

Certificate HRD 190000113144

Diamond specifications and retailer prices

From $5,455 USD
€5,195 EUR
As of October 29, 2026
Save $3,622 USD (40%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $9,077 USD 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 190000113144. Listed at 3 retailers as of October 29, 2026, with prices from $5,455 to $9,077, a $3,622 spread on the same certified stone. MOH London lists it at $9,077. 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
Color
SI2
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabHRD
CertificateHRD 190000113144
Dimensions6.60 × 7.31 × 3.56 mm
L/W Ratio1.11
Girdle conditionFaceted
Top View
6.60 mm7.31 mm1.53 ctI / SI2
OriginNatural
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateHRD 190000113144
Side View
Table 58.0%CrownGirdle: Extremely ThickPavilionCuletDepth 48.7%

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: Oct 29
Current: $9,077 USD|Low: $5,455 USD|High: $9,186 USD|Avg: $6,677 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 4$5,455 USD
Retailer 3$5,817 USD
Retailer 2$6,335 USD
MOH London$9,077 USD

23 data points across 4 retailers

3 retailers$5,455 USD to $9,077 USD

B
Cheapest Retailer
-
$5,455 USD
€5,195 EUR
B
Retailer 2
-
$6,335 USD
€6,033 EUR
View
Most Expensive
C
MOH London
1C4511FF3 · Nov 1
$9,077 USD
£7,147 GBP
View
2 more retailers have this diamond
Prices start from $5,455 USDSave up to $3,622 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.

B
1.53ct Heart
$5,455 USD