Seiko Cal. 4536 - 654

The 4536-654 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4536 caliber with 35j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-0c21b461ac0c]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1989

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