Seiko Cal. 4435 - 900

The Seiko 4435-900 represents an important milestone in Seiko's 1986 lineup. Powered by the 4435 caliber with 33j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-71dac9df6fde]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1986

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