Seiko Cal. 6163 - 361

The Seiko 6163-361 represents an important milestone in Seiko's 1966 lineup. Powered by the 6163 caliber with 19j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-7dc83a4de754]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1966

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