Seiko Cal. 3871 - 240

Released in 1993, the Cal. 3871 with design code 240 was part of Seiko's domestic market collection. It features a Cream dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-27ae716faa59]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

19j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1993

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