Seiko Cal. 6331 - 441

The Seiko 6331-441 represents an important milestone in Seiko's 1982 lineup. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-5db042df2855]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1982

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