Seiko Cal. 4537 - 475

The Seiko 4537-475 represents an important milestone in Seiko's 1991 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-8fe32a19b399]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1991

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