Seiko Cal. 5251 - 659

Seiko 5251-659

The 5251-659 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5251 caliber with 28j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-f9ef1212722c]

Also known as: UFO, Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
37mm
Case Thickness
13.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Cream
Jewels
28j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1969

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