- Patek Philippe manufactures the flattest self-winding movement Cal. 240 with a height of only 2.40 mm.
- Vacheron Constantin launches the 222 line, predecessor to today's Overseas
- Rolex introduces the Oysterquartz with their in-house quartz movement, replacing the 7 year old Beta 21-powered Quartz Date.
1977.txt · Last modified: 02.12.2022 18:48 by 127.0.0.1