Seiko Cal. 6644 - 198

The Seiko 6644-198 represents an important milestone in Seiko's 1975 lineup. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-80a1c47dac23]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1975

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