Seiko Cal. 4521 - 273

This Kinetic model from 1966 features a 38mm Two-Tone case. With its 21mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-7f9cefad600e]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1966

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