Seiko Cal. 6388 - 830

Released in 1977, the Cal. 6388 with design code 830 was part of Seiko's domestic market collection. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-95eb026858ca]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1977

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