Seiko Cal. 7121 - 890

The 7121-890 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7121 caliber with 33j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-e1fef622fcfb]

Also known as: Bullhead, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

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