Seiko Cal. 6161 - 535

Released in 1977, the Cal. 6161 with design code 535 was part of Seiko's domestic market collection. Powered by the 6161 caliber with 26j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-758ff1966ee7]

Also known as: Tuna, Panda

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1977

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