Seiko Cal. 3831 - 241

The Seiko 3831-241 represents an important milestone in Seiko's 1971 lineup. It features a Cream dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-3922e0a4182b]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1971

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