Seiko Cal. 3848 - 127

This Spring Drive model from 1974 features a 40mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-e9633cb5ca94]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1974

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