Seiko Cal. 3898 - 785

The Seiko 3898-785 represents an important milestone in Seiko's 1972 lineup. Powered by the 3898 caliber with 28j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-71eb2b7ccd16]

Also known as: Bullhead, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1972

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