Seiko Cal. 4478 - 660

The Seiko 4478-660 represents an important milestone in Seiko's 1996 lineup. Powered by the 4478 caliber with 29j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-57e2b6a2103c]

Also known as: Silverwave, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1996

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