Seiko Cal. 4531 - 754

This Automatic model from 1970 features a 35mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-13e758972140]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1970

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