Seiko Cal. 3850 - 997

This Spring Drive model from 1970 features a 41mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-35a00c7d3653]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1970

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