Seiko Cal. 6381 - 654

Released in 1984, the Cal. 6381 with design code 654 was part of Seiko's domestic market collection. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-6c1ac0cd572d]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1984

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