Seiko Cal. 7078 - 542

Seiko 7078-542

The 7078-542 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7078 caliber with 17j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-3749c1d7861a]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
9.2mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Green
Jewels
17j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1968

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seikata-wm-3749c1d7861a