Seiko Cal. 4533 - 546

The 4533-546 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4533 caliber with 23j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-e9d673142d7b]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1989

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