Seiko Cal. 4435 - 102

The Seiko 4435-102 represents an important milestone in Seiko's 1966 lineup. Powered by the 4435 caliber with 36j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-2dd033173844]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1966

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