Seiko Cal. 6187 - 258

Seiko 6187-258

The Seiko 6187-258 represents an important milestone in Seiko's 1976 lineup. Powered by the 6187 caliber with 32j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-566c8bbe0633]

Also known as: Helmet, Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
43mm
Case Thickness
8.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Cream
Jewels
32j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1976

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