Seiko Cal. 6178 - 887

This Hand-Winding model from 1977 features a 46mm Titanium case. Powered by the 6178 caliber with 32j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-3a89c604e297]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1977

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