Seiko Cal. 6389 - 646

This Hand-Winding model from 1976 features a 44mm Titanium case. With its 18mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-de275b775e00]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1976

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