Seiko Cal. 5611 - 156

Seiko 5611-156

The 5611-156 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5611 caliber with 31j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-3a61453a5c7a]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
37mm
Case Thickness
9.2mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Green
Jewels
31j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1967

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