Seiko Cal. 5628 - 363

The Seiko 5628-363 represents an important milestone in Seiko's 1980 lineup. It features a Green dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-62292d460b88]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1980

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