Seiko Cal. 5690 - 435

The Seiko 5690-435 represents an important milestone in Seiko's 1987 lineup. It features a Silver dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-92f379b48bd3]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1987

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