Seiko Cal. 6380 - 687

Released in 1970, the Cal. 6380 with design code 687 was part of Seiko's domestic market collection. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-cb0bf31428d3]

Also known as: Goldfeather, Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1970

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