Seiko Cal. 6644 - 434

The Seiko 6644-434 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-1f02d8d544a7]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

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