Seiko Cal. 7161 - 242

The 7161-242 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7161 caliber with 25j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-b34ec6bd36a3]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1990

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