Seiko Cal. 7031 - 218

Seiko 7031-218

The 7031-218 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7031 caliber with 28j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-68366c421143]

Also known as: Rally, Crown

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
15.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1980

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seikata-wm-68366c421143