Seiko Cal. 3850 - 701

This Spring Drive model from 1978 features a 45mm Gold-Plated case. Powered by the 3850 caliber with 29j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-e21d0e5e4360]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1978

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