Seiko Cal. 0755 - 731

Seiko 0755-731

This Automatic model from 1968 features a 46mm Titanium case. Powered by the 0755 caliber with 19j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-4def0b014a41]

Also known as: Monster, Crown

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
46mm
Case Thickness
8.5mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
19j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1968

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