Seiko Cal. 7021 - 788

Seiko 7021-788

The 7021-788 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7021 caliber with 20j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-5ee0e2e6db7c]

Also known as: Samurai

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
9.2mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
20j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1995

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