Seiko Cal. 6399 - 728

This Hand-Winding model from 1969 features a 42mm Titanium case. It features a Cream dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-812fac825bac]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1969

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