Seiko Cal. 7147 - 309

The 7147-309 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-568e69b5f28c]

Also known as: Silverwave, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1990

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