Seiko Cal. 4548 - 102

This Spring Drive model from 1977 features a 39mm PVD Black case. With its 20mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-73c7662d3220]

Also known as: Monster, Panda

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1977

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