Seiko Cal. 6389 - 166

The 6389-166 is a sought-after Solar piece from Seiko's golden era. Powered by the 6389 caliber with 26j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-87c80a247ec7]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1982

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