Seiko Cal. 3831 - 544

The 3831-544 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-c38e6d2d98a5]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1979

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