Seiko Cal. 4487 - 977

This Hand-Winding model from 1996 features a 37mm Titanium case. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-dddf8f486d65]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1996

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