Seiko Cal. 7156 - 821

Seiko 7156-821

The 7156-821 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-b88dfe6a4ad4]

Also known as: Panda, Crown

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
8.1mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
26j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1982

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