Seiko Cal. 7121 - 571

The 7121-571 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7121 caliber with 19j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-9d8d5eb85a19]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1975

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