Seiko Cal. 7133 - 542

This Automatic model from 1970 features a 42mm Two-Tone case. Powered by the 7133 caliber with 21j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-d2f53428589e]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1970

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