Seiko Cal. 4551 - 774

Seiko 4551-774

The Seiko 4551-774 represents an important milestone in Seiko's 1984 lineup. Powered by the 4551 caliber with 29j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-2d8d3b6a41c6]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
45mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Cream
Jewels
29j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1984

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