Seiko Cal. 4539 - 956

This Automatic model from 1965 features a 36mm Gold-Plated case. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-b5973759cd29]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1965

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