Seiko Cal. 5278 - 148

Seiko 5278-148

The Seiko 5278-148 represents an important milestone in Seiko's 1968 lineup. Powered by the 5278 caliber with 28j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-e6e3ea79811a]

Also known as: Silverwave, Sea Horse

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
15.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
40m
Dial Color
Champagne
Jewels
28j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1968

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