Seiko Cal. 5243 - 435

This Spring Drive model from 1973 features a 38mm Titanium case. Powered by the 5243 caliber with 35j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-1a24fd5bdb43]

Also known as: Samurai, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1973

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