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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 £4,458 GBP
$5,973 USD
As of October 29, 2026
Save £2,110 GBP (32%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £6,568 GBP 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 £4,458 to £6,568, a £2,110 spread on the same certified stone. MOH London lists it at £6,568. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £6,568 GBP|Low: £4,458 GBP|High: £6,646 GBP|Avg: £5,180 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2£4,458 GBP
Retailer 3£4,458 GBP
Retailer 6£4,533 GBP
Retailer 4£4,647 GBP
Retailer 5£6,093 GBP
MOH London£6,568 GBP

13 data points across 6 retailers

3 retailers£4,458 GBP to £6,568 GBP

A
Cheapest Retailer
-
£4,458 GBP
$5,973 USD
A
Retailer 2
-
£4,458 GBP
$5,973 USD
View
Most Expensive
B
MOH London
F7B872B6D · Nov 1
£6,568 GBP
View
2 more retailers have this diamond
Prices start from £4,458 GBPSave up to £2,110 GBP

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
£4,458 GBP