Seiko Cal. 6688 - 473

The Seiko 6688-473 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-3d08e0ece6b6]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1976

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