Seiko Cal. 3831 - 592

The 3831-592 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-caabefd97dbe]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1978

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