Seiko Cal. 7147 - 731

This Hand-Winding model from 1970 features a 41mm Two-Tone case. With its 21mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-b2a46fd211ee]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1970

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