Seiko Cal. 0730 - 747

This Spring Drive model from 1969 features a 40mm Hardlex-Coated Steel case. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-944469f8c027]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1969

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