Seiko Cal. 6618 - 458

The Seiko 6618-458 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-b541429c1372]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1966

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