Seiko Cal. 3857 - 387

The Seiko 3857-387 represents an important milestone in Seiko's 1982 lineup. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-96924ce81be7]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1982

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