Seiko Cal. 6384 - 328

This Spring Drive model from 1977 features a 37mm Titanium case. Powered by the 6384 caliber with 28j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-6907bea61983]

Also known as: Rally, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1977

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