Seiko Cal. 6163 - 850

The 6163-850 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6163 caliber with 27j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-055c75559744]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

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