Seiko Cal. 3825 - 660

Released in 1967, the Cal. 3825 with design code 660 was part of Seiko's domestic market collection. It features a Black dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-ec311de15ff9]

Also known as: Monster, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1967

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