Seiko Cal. 5621 - 789

The 5621-789 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5621 caliber with 18j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-3085ed56452a]

Also known as: Bullhead, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1969

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