Seiko Cal. 4478 - 711

The Seiko 4478-711 represents an important milestone in Seiko's 1993 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-ece92b5b096b]

Also known as: Samurai, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1993

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