Seiko Cal. 7139 - 828

Seiko 7139-828

The 7139-828 is a sought-after Quartz piece from Seiko's golden era. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-6aad9210facf]

Also known as: Helmet

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
13.8mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
90m
Dial Color
Champagne
Jewels
33j
Frequency
36,000 bph
Power Reserve
70 hours
Year
1965

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