Seiko Cal. 5641 - 245

Released in 1983, the Cal. 5641 with design code 245 was part of Seiko's domestic market collection. It features a Navy dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-3db34eae5838]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1983

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