Seiko Cal. 5228 - 818

The Seiko 5228-818 represents an important milestone in Seiko's 1969 lineup. It features a Black dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-1829f166a411]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1969

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