Seiko Cal. 0745 - 221

Seiko 0745-221

The Seiko 0745-221 represents an important milestone in Seiko's 1978 lineup. Powered by the 0745 caliber with 20j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-b62b99e6ae46]

Also known as: Samurai, Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
14.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
150m
Dial Color
Silver
Jewels
20j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1978

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seikata-wm-b62b99e6ae46