Seiko Cal. 4521 - 425

This Automatic model from 1965 features a 39mm Two-Tone case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-1836f6042156]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

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