Seiko Cal. 4421 - 816

The Seiko 4421-816 represents an important milestone in Seiko's 1969 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-82e85f57e850]

Also known as: Monster, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1969

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