Seiko Cal. 7183 - 248

Seiko 7183-248

This Automatic model from 1971 features a 43mm Titanium case. Powered by the 7183 caliber with 31j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-d73b6e17a33c]

Also known as: Monster, Sportsmatic

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
43mm
Case Thickness
11.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1971

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