Seiko Cal. 5278 - 816

The Seiko 5278-816 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-b44255853cee]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1971

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