Seiko Cal. 6284 - 422

The 6284-422 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6284 caliber with 31j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-c041d91e7fe8]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1967

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