Seiko Cal. 4549 - 542

The 4549-542 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4549 caliber with 31j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-c4c3cc65228f]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1967

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