Seiko Cal. 5250 - 522

This Spring Drive model from 1967 features a 42mm Two-Tone case. Powered by the 5250 caliber with 22j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-e82c7243933e]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1967

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