Seiko Cal. 6646 - 902

This Hand-Winding model from 1977 features a 39mm Two-Tone case. It features a White dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-e24ba6052323]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1977

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