Brand: WEEKLY AUTO ORIENT AAA SWIMMER OV73 (01/03/20 2130)
Vibrations per hour: 18,000
Crystal: Acrylic (Some fine hair scratches & one scratches insde)
Case back: Stainless steel (Fine scratches)
Case lug width: 18mm
Power reserve: Fully wind or charged will last up to 35 to 40 hour's depend on movement
Accuracy: Tested flat & it's within 60 sec. Please see the last pic
Quick set: Yes, Do not quick set the day & date within 10 to 4 o'clock
Press the button at 2 o'clock to set date or pull out the crown to set time (Set the time to 5.30 or 6.30 than quick set will be better)