Seiko Cal. 5679 - 520

The Seiko 5679-520 represents an important milestone in Seiko's 1969 lineup. It features a Green dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-9c7dea9e03fa]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1969

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