Seiko Cal. 3831 - 548

The Seiko 3831-548 represents an important milestone in Seiko's 1976 lineup. Powered by the 3831 caliber with 32j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-f80fbe736af9]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1976

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