Seiko Cal. 7186 - 791

Seiko 7186-791

The 7186-791 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7186 caliber with 31j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-0967e79a949f]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
38mm
Case Thickness
9.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
130m
Dial Color
Silver
Jewels
31j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1976

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