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Heart|Natural|HRD

1.63ct H IF Heart Natural Diamond

EX • H/IF • HRD 250000107951

Certificate HRD 250000107951

Diamond specifications and retailer prices

From $8,503 AUD
$5,973 USD
As of October 29, 2026
Save $4,024 AUD (32%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $12,527 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.63ct natural heart diamond

This 1.63ct natural heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 250000107951. Listed at 3 retailers as of November 1, 2026, with prices from $8,503 to $12,527, a $4,024 spread on the same certified stone. MOH London lists it at $12,527. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
H
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.24°
Pavilion angle40.31°
OriginNatural
Grading LabHRD
CertificateHRD 250000107951
Dimensions7.56 × 8.30 × 4.58 mm
L/W Ratio1.10
Girdle conditionMedium
Top View
7.56 mm8.30 mm1.63 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateHRD 250000107951
Side View
Table 62.0%Crown 34.24°GirdlePavilion 40.31°CuletDepth 55.2%

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: Oct 29
Current: $12,527 AUD|Low: $8,503 AUD|High: $12,677 AUD|Avg: $9,881 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2$8,503 AUD
Retailer 3$8,503 AUD
Retailer 6$8,647 AUD
Retailer 4$8,864 AUD
Retailer 5$11,622 AUD
MOH London$12,527 AUD

13 data points across 6 retailers

3 retailers$8,503 AUD to $12,527 AUD

A
Cheapest Retailer
-
$8,503 AUD
$5,973 USD
A
Retailer 2
-
$8,503 AUD
$5,973 USD
View
Most Expensive
B
MOH London
F7B872B6D · Nov 1
$12,527 AUD
£6,929 GBP
View
2 more retailers have this diamond
Prices start from $8,503 AUDSave up to $4,024 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
1.63ct Heart
$8,503 AUD