Seiko Cal. 6381 - 363

The Seiko 6381-363 represents an important milestone in Seiko's 1968 lineup. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-df2b7a1e3422]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1968

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