Seiko Cal. 6389 - 245

The 6389-245 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6389 caliber with 25j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-9708343f60dc]

Also known as: Sumo, Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1981

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