Seiko Cal. 4450 - 531

The Seiko 4450-531 represents an important milestone in Seiko's 1998 lineup. Powered by the 4450 caliber with 31j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-3a745559d9db]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1998

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