Seiko Cal. 3891 - 240

Released in 1982, the Cal. 3891 with design code 240 was part of Seiko's domestic market collection. It features a Silver dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-b3cfc1ec26ec]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1982

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