Seiko Cal. 6684 - 650

The Seiko 6684-650 represents an important milestone in Seiko's 1970 lineup. Powered by the 6684 caliber with 30j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-86d429159eac]

Also known as: Rally, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1970

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