Seiko Cal. 5644 - 545

Released in 1998, the Cal. 5644 with design code 545 was part of Seiko's domestic market collection. With its 22mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-c4f9cba2dfb1]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1998

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