Seiko Cal. 3871 - 235

Released in 1972, the Cal. 3871 with design code 235 was part of Seiko's domestic market collection. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-0afa2cef3b62]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1972

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