Seiko Cal. 6181 - 154

The 6181-154 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-abd23742fb1b]

Also known as: Tuna, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1982

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