Seiko Cal. 6189 - 681

Seiko 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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