Seiko Cal. 7091 - 639

Seiko 7091-639

The 7091-639 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7091 caliber with 24j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-882bacbd3290]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
11.9mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1997

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seikata-wm-882bacbd3290