Seiko Cal. 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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