Seiko Cal. 3858 - 785

This Quartz model from 1966 features a 45mm Hardlex-Coated Steel case. Powered by the 3858 caliber with 35j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-c2617a664cf6]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1966

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