Seiko Cal. 3864 - 106

The 3864-106 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3864 caliber with 25j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-163d890dc2dd]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1985

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