European Watch Clock and Jewellery Fair 1989 BF 310
Designed specially for the Himalayan expedition of a team of mountain guides from Zermatt, this Revue Thommen sports watch includes a solar compass and a centre disc that makes one revolution every 24 hours. Steel case water-resistant down to 50 m, protective coverlid with rotating ring and mineral crystal. Tritium-paint luminous dial and hands. (REVUE THOMMEN “Landmark Sport”)