Switzerland 1/2 Franc 1971 Coin Circulated

Title: Switzerland 1/2 Franc 1971 Coin Circulated.
Country: Switzerland.
Year: 1971 (No Mint Mark)
Metal: Copper Nickel.
Coin Denomination: Half Franc, Franken, Franco Coin.
Diameter: 18.2mm.
Weight: 2.2g.
Thickness: 1.2mm, reeded edges.
Obverse: Helvetia, the female personification of Switzerland, wearing a toga, is holding a spear and is leaning on a Swiss shield. She is encircled by the 22 stars representing the 22 cantons in which the Confederation then consisted. Later, a 23rd star was added. Lettering: HELVETIA  A. BOVY INCT.
Engraver: Antoine Bovy
Reverse: Year and Denomination within wreath. Lettering: 1/2 Fr.  1974
Engraver: Antoine Bovy, d'après Albert Walch
Condition: (XF-40) Extremely Fine - Lightly worn; all devices are clear, major devices bold.
Price: R 30.00 Inc Vat.

(All pictures are of coins that are taken by my camera, differences in appearance are only due to different positions of the coin within the lightbox. Lighting can make a big difference in the outcome of pictures, I do not use picture editing to make any changes.)