Seiko Cal. 3821 - 764

The Seiko 3821-764 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-74e8c2d25496]

Also known as: Samurai, Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1977

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