Seiko Cal. 6619 - 391

This Spring Drive model from 1976 features a 37mm Two-Tone case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b5d2022012fa]

Also known as: Panda, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1976

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