Seiko Cal. 6164 - 525

Seiko 6164-525

The 6164-525 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6164 caliber with 20j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-0cccd31725af]

Also known as: Sumo, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
39mm
Case Thickness
10.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Navy
Jewels
20j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1992

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