Seiko Cal. 5649 - 636

The Seiko 5649-636 represents an important milestone in Seiko's 1983 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-ad356846a82b]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1983

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