Seiko Cal. 4533 - 991

The 4533-991 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4533 caliber with 33j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-7c743aac1c4e]

Also known as: Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1986

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