Seiko Cal. 5661 - 974

Seiko 5661-974

The 5661-974 is a sought-after Solar piece from Seiko's golden era. Powered by the 5661 caliber with 36j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-09a2364843c4]

Also known as: UFO

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
39mm
Case Thickness
11.8mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
100m
Dial Color
Navy
Jewels
36j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1999

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seikata-wm-09a2364843c4