Seiko Cal. 7161 - 411

The 7161-411 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7161 caliber with 25j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-da5aece6a76b]

Also known as: Helmet, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1998

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