Seiko Cal. 3820 - 501

The Seiko 3820-501 represents an important milestone in Seiko's 1982 lineup. It features a White dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-d3e94c3f3033]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1982

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