Seiko Cal. 7178 - 239

Seiko 7178-239

The 7178-239 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7178 caliber with 30j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-8b0721472f49]

Also known as: Silverwave, World Timer

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
15.4mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Cream
Jewels
30j
Frequency
36,000 bph
Power Reserve
45 hours
Year
1983

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seikata-wm-8b0721472f49