Seiko Cal. 7178 - 487

Seiko 7178-487

The 7178-487 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-511769f09bd2]

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
41mm
Case Thickness
11.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
White
Jewels
19j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1974

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