Seiko Cal. 7113 - 550

Seiko 7113-550

Released in 1977, the Cal. 7113 with design code 550 was part of Seiko's domestic market collection. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-fdb7955dbbf9]

Also known as: Monster, Baby Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
150m
Dial Color
Silver
Jewels
29j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1977

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