Tissot 27B-621

Data: Tissot 27B-621

• 
  16 Jewels manual wind, sweep second, date.
• 
  Size: 12''' 26,50 mm.
• 
  H: = 5,70 mm.
• 
  N: = 18000.
• 
  Power reserve: 44 h.

Versions:

• 
  27: sub second. no shock protection.
• 
  27 PC: sub second, shock resist.
• 
  27 PC SC: sweep second, shock resist.
• 
  27-1: sub second, incabloc. (1949 - 1951).
• 
  27-2: sweep second. (1936 - 1938).
• 
  27-3: sub second, shock resist. (1940 - 1942).
• 
  27-23: sweep second, shock resist. (1940 - 1942).
• 
  27-53: chronograph 60 s Mediostat, shock resist. (1940 - 1942).
• 
  27-63: sub second, date hand, shock resist. (1944 - 1945).
• 
  27-7: sub second, super shock resist. (1948).
• 
  27-T: sub second. (1950 - 1952).
• 
  27-1T: sub second, incabloc. (1950 - 1952).
• 
  27-2T: sweep second. (1950 - 1952).
• 
  27-21T: sweep second, incabloc. (1950 - 1952).
• 
  27-61T: sub second, date hand, incabloc. (1950 - 1952).
• 
  27B: sub second. (1950 - 1961).
• 
  27B-1: sub second, incabloc. (1950 - 1961).
• 
  27B-2: sweep second. (1950 - 1961).
• 
  27B-21: sweep second, incabloc. (1950 - 1961).
• 
  27B-61: sweep second, date hand, incabloc. (1950 - 1961).
• 27B-621: sweep second, date, incabloc. (1950 - 1961).
• 
  27B-9: no second, incabloc. (1950 - 1961).