Seiko Cal. 0774 - 840

Seiko 0774-840

The Seiko 0774-840 represents an important milestone in Seiko's 1988 lineup. Powered by the 0774 caliber with 26j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-bbe3e64cb146]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
42mm
Case Thickness
9.8mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
110m
Dial Color
White
Jewels
26j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1988

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