Seiko Cal. 3855 - 821

This Solar model from 1973 features a 46mm PVD Black case. Powered by the 3855 caliber with 33j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-c7dd1aa2af06]

Also known as: Bullhead, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1973

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