Hi, I own a vintage Breitling Cronomatic caliber 11, which all 3 chrono hands ie. the long second hand and the 2 small chrono hand on the 30 minute and the 12 hour sub dials, do not reset to the centre at '0". Hoping someone can assist me in this ie. what possible part may be defective or in need of

what material is the oscillating weight? Is it solid gold? Is it stainless steel? Thank u. Edwin

Hi, I have a project - a vintage Breitling Chrono-Mattic caliber 11 - my watch repairer advises me I need to find a particular part that straightens and steadies the chronograph hands - the defective part from my watch is in the photo attached - I am hoping someone out there can help me identify and

I have done a bit of research - I understand part 8086 is also called an "oscillating pinion (' OP ')" - apparently de OP in a cal.11 was bi-metallic ie. it was made of brass & steel, which caused it to wear down more rapidly, while that in a cal.11-I was made entirely of steel - I have de follo

Hi, I own a project Breitling Chrono-Matic caliber 11 - the defective part is in the attached photo - regrettably, neither my watch repairer nor I know de name of this particular part - what little i know is that this part, a cylindrical wheel / gear, is that it joins the chrono function and the tim