Seiko Cal. 7140 - 510

Seiko 7140-510

This Automatic model from 1975 features a 45mm Titanium case. Powered by the 7140 caliber with 25j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-778fbce64fc0]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
45mm
Case Thickness
11.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
30m
Dial Color
White
Jewels
25j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1975

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