Seiko Cal. 6181 - 158

Seiko 6181-158

The 6181-158 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6181 caliber with 31j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-34bd805999cf]

Also known as: Tuna, Rally

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
41mm
Case Thickness
11.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Champagne
Jewels
31j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1974

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