Seiko Cal. 4491 - 578

The 4491-578 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-08b8070c1153]

Also known as: UFO, Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1983

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