Seiko Cal. 6383 - 644

The Seiko 6383-644 represents an important milestone in Seiko's 1974 lineup. With its 22mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-de938fadbb56]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1974

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