Seiko Cal. 6658 - 233

Seiko 6658-233

The 6658-233 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6658 caliber with 32j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-59596e21bc26]

Also known as: UFO, Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
45mm
Case Thickness
12.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1976

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