Seiko Cal. 4456 - 447

Released in 1975, the Cal. 4456 with design code 447 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-91f2dca2af96]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1975

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