Seiko Cal. 6381 - 487

Released in 1989, the Cal. 6381 with design code 487 was part of Seiko's domestic market collection. It features a Black dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-6e9663e623f9]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1989

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