Seiko Cal. 4548 - 927

This Spring Drive model from 1977 features a 40mm Stainless Steel case. With its 22mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-89778610e25e]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1977

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