Seiko Cal. 7097 - 639

Seiko 7097-639

The 7097-639 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7097 caliber with 27j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-90d9c7ceac75]

Also known as: Rally, World Timer

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
37mm
Case Thickness
9.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Black
Jewels
27j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1986

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seikata-wm-90d9c7ceac75