Seiko Cal. 6681 - 441

The Seiko 6681-441 represents an important milestone in Seiko's 1968 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-24ae7a42df9c]

Also known as: UFO, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1968

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