Seiko Cal. 4528 - 375

This Automatic model from 1976 features a 36mm Titanium case. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-4dbeb9b440a3]

Also known as: Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1976

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