Seiko Cal. 6187 - 514

This Hand-Winding model from 1973 features a 40mm Titanium case. With its 22mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-da9b630a6f1a]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1973

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