Seiko Cal. 7187 - 220

Seiko 7187-220

The 7187-220 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-459796b41b57]

Also known as: Helmet, Crown

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
38mm
Case Thickness
13.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
50m
Dial Color
White
Jewels
31j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1978

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seikata-wm-459796b41b57