Seiko Cal. 5278 - 590

The Seiko 5278-590 represents an important milestone in Seiko's 1974 lineup. It features a Cream dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-03d87a38e997]

Also known as: Tuna, Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1974

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