Seiko Cal. 4581 - 720

Released in 1981, the Cal. 4581 with design code 720 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-ce5983752cfd]

Also known as: Shogun, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1981

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