Seiko Cal. 5685 - 740

Seiko 5685-740

The Seiko 5685-740 represents an important milestone in Seiko's 1982 lineup. Powered by the 5685 caliber with 31j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-6b09ec313027]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
35mm
Case Thickness
10.0mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Black
Jewels
31j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1982

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seikata-wm-6b09ec313027