Seiko Cal. 5689 - 231

This Spring Drive model from 1987 features a 39mm Stainless Steel case. Powered by the 5689 caliber with 22j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-42904d0b9084]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1987

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