Seiko Cal. 6178 - 673

Released in 1980, the Cal. 6178 with design code 673 was part of Seiko's domestic market collection. Powered by the 6178 caliber with 33j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-616ffcd4e7d3]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1980

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