A group of 2 pink gold chronograph wristwatches

comprising: an 18k pink gold chronograph wristwatch with 30-minute register and subsidiary seconds, Wema, 1950s, diameter 38mm; an 18k pink gold chronograph wristwatch with 30-minute register at 12 and subsidiary seconds at 6, Chronographe Suisse, 1950s, diameter 36mm. (2)