Seiko Cal. 4520 - 710

This Automatic model from 1975 features a 39mm Titanium case. It features a Navy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-e6fbaf87b4fc]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1975

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