Seiko Cal. 6189 - 681

The 6189-681 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6189 caliber with 25j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-3b923692ff0d]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1965

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