Seiko Cal. 3854 - 316

This Spring Drive model from 1970 features a 39mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f023207a2aa5]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1970

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