Seiko Cal. 4587 - 164

The 4587-164 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4587 caliber with 25j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-33e8c545bbe0]

Also known as: Sumo, UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1977

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