Seiko Cal. 5646 - 379

The Seiko 5646-379 represents an important milestone in Seiko's 1968 lineup. It features a Cream dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-36811cd2e57f]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1968

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