Seiko Cal. 4550 - 412

This Solar model from 1973 features a 46mm PVD Black case. It features a White dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-55a9ed6ddace]

Also known as: Monster

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1973

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