Seiko Cal. 6163 - 645

The 6163-645 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6163 caliber with 17j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-631793fd8c44]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1998

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