Seiko Cal. 4418 - 884

The Seiko 4418-884 represents an important milestone in Seiko's 1985 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-5725f74e4cd4]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1985

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