Seiko Cal. 4435 - 678

The Seiko 4435-678 represents an important milestone in Seiko's 1972 lineup. Powered by the 4435 caliber with 35j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-50d584db25c2]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1972

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