CERTINA gents wristwatch DS-2, manual winding, Switzerland around 1970, stainless steel case, screwed down case back with central turtle badge, grey/brown Fume-dial with raised indices, display of hours, minutes and sweep seconds, 17 jewels, manufactory calibre 25-66 M, flat rim balance, flat hairspring, incablock shock-absorber, measures approx. 43 x 38 mm, condition 2, property of a collector
