Seiko Cal. 4420 - 721

This Kinetic model from 1987 features a 41mm Two-Tone case. With its 20mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-fef197809cf2]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1987

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