Seiko Cal. 7147 - 770

The 7147-770 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-3c45d845bf82]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1993

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