Seiko Cal. 6685 - 256

The Seiko 6685-256 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-8b11a00842a6]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1967

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