Seiko Cal. 7156 - 142

Seiko 7156-142

The 7156-142 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7156 caliber with 18j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-24d157eb9834]

Also known as: Helmet

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
15.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Green
Jewels
18j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1968

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seikata-wm-24d157eb9834