Seiko Cal. 6685 - 788

The Seiko 6685-788 represents an important milestone in Seiko's 1982 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-a7b3d24ed4df]

Also known as: Tuna, Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1982

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