Seiko Cal. 7085 - 689

This Spring Drive model from 1981 features a 46mm Two-Tone case. Powered by the 7085 caliber with 29j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-ceba44ab36e3]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1981

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