1693 - 1993 John Harrison Medallion

1993 John Harrison Medallion Reverse

Royal Mint Medallions Index Page

1993 John Harrison Medallion Obverse

1993 John Harrison Medallion In Presentation Box

1993 John Harrison Medallion Certificate Obverse

1993 John Harrison Medallion Certificate Reverse

1693 - 1993 Tercentenary of the Birth of John Harrison Silver Medallion by the Royal Mint

In 1993 The Royal Mint issued a silver medallion commemorating 300 years since the birth of John Harrison.

Price and Availability

Quantity	Rate	Buy
1	£195.00

John Harrison

Harrison was born in England in 1693. He was a carpenter, and best known for inventing the marine chronometer. This device enabled people to establish the longitude of ships at sea.

Obverse
The obverse has four circles representing clock faces or dials. In the top of 12 o'clock position is a portrait of John Harrison facing right. In a clockwise "movement", the second dial has a double 12 hour clock face. The third dial appears to be a 24 hour dial, while the fourth dial has two or three hands and appears to mark seconds and / or minutes. The legend reads:-
TERCENTENARY OF THE BIRTH OF JOHN HARRISON
1693 - 1993

Reverse
The reverse is a shield bearing various heraldic devices, presumably symbolising the Royal Mint, with the legend:- ROYAL MINT
CENTENARY MEDAL

Specifications

Description	Diameter	Issue	Weight	Alloy	AMW
Silver John Harrison Tercentenary Medallion, Silver	63.40 mms*	2,500	152.5 grams	.925	4.5353 troy ounces
Silver John Harrison Tercentenary Medallion, Gold	63.40 mms*	50	grams	.375	troy ounces
Silver John Harrison Tercentenary Medallion, Bronze	63.40 mms*	5,000	grams	Bronze	4.5353 troy ounces

Notes
AMW = Actual Metal Weight = Weight of pure precious metal content in troy ounces.
* Royal Mint Stated diameter in millimetres = 63.

Postage & Packing:
UK: At buyer's Risk £3.50 or
Fully Insured £9 (Usually by Royal Mail Special Delivery)
USA: Airmail at buyer's risk $10 or
Fully Insured $20
For further details, please see our Postage & Packing page.

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Original Issue Price £49.50

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