Seiko Cal. 6670 - 597

The 6670-597 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6670 caliber with 22j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-34307e7debf4]

Also known as: Rally, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1991

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