Seiko Cal. 0771 - 161

This Automatic model from 1999 features a 40mm Two-Tone case. Powered by the 0771 caliber with 34j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-ca6cbd3e973a]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1999

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