Seiko Cal. 7161 - 274

Seiko 7161-274

The 7161-274 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7161 caliber with 19j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-9cb5349a507a]

Also known as: Tuna, Bellmatic

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
10.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
40m
Dial Color
White
Jewels
19j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1979

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