Seiko Cal. 3854 - 944

This Hand-Winding model from 1973 features a 46mm Gold-Plated case. Powered by the 3854 caliber with 35j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-631a3960d289]

Also known as: Sumo, World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1973

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