Seiko Cal. 5641 - 306

The Seiko 5641-306 represents an important milestone in Seiko's 1988 lineup. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-7c64c164f48b]

Also known as: Monster, Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1988

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