Seiko Cal. 4412 - 656

Released in 1981, the Cal. 4412 with design code 656 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-eeacdea7ef36]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1981

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