Seiko Cal. 6161 - 551

The Seiko 6161-551 represents an important milestone in Seiko's 1973 lineup. Powered by the 6161 caliber with 28j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-4e9411193829]

Also known as: Panda, Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1973

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