Seiko Cal. 5641 - 375

This Spring Drive model from 1998 features a 35mm Two-Tone case. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-33dab4261125]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1998

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