Seiko Cal. 7021 - 387

Seiko 7021-387

The 7021-387 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-641ef26c5582]

Also known as: Shogun, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
34mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Black
Jewels
26j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1987

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