Seiko Cal. 4548 - 678

This Hand-Winding model from 1989 features a 45mm Two-Tone case. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-3282e7c7c6f9]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1989

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