Seiko Cal. 7040 - 741

Seiko 7040-741

The Seiko 7040-741 represents an important milestone in Seiko's 1976 lineup. Powered by the 7040 caliber with 32j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-3c082ab21f7e]

Also known as: Sumo, Silverwave

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
46mm
Case Thickness
14.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Cream
Jewels
32j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1976

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