Seiko Cal. 3848 - 657

The Seiko 3848-657 represents an important milestone in Seiko's 1981 lineup. It features a Black dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-5e1cf122289d]

Also known as: Sumo, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1981

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