Seiko Cal. 6117 - 438

The Seiko 6117-438 represents an important milestone in Seiko's 1965 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-962c17137931]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1965

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