Seiko Cal. 5671 - 544

The 5671-544 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5671 caliber with 35j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-d178302746e9]

Also known as: Bullhead, World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1973

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