Seiko Cal. 6618 - 837

The Seiko 6618-837 represents an important milestone in Seiko's 1967 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-a4924912bdf3]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1967

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