Seiko Cal. 5618 - 421

The Seiko 5618-421 represents an important milestone in Seiko's 1978 lineup. It features a White dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-152e07fd0ef5]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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