Seiko Cal. 6381 - 636

Released in 1994, the Cal. 6381 with design code 636 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-edf626003fca]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1994

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