Seiko Cal. 6146 - 831

This Hand-Winding model from 1965 features a 38mm PVD Black case. Powered by the 6146 caliber with 21j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-94887b70d65a]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1965

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