Seiko Cal. 5661 - 972

Seiko 5661-972

The 5661-972 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5661 caliber with 18j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-a264f6709d1f]

Also known as: Rally, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
46mm
Case Thickness
8.4mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
130m
Dial Color
Green
Jewels
18j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1993

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