Seiko Cal. 3821 - 648

The Seiko 3821-648 represents an important milestone in Seiko's 1984 lineup. It features a White dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-1d3e2ee7526b]

Also known as: UFO, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1984

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