Seiko Cal. 5666 - 302

Seiko 5666-302

The 5666-302 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5666 caliber with 34j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-ab838804b801]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
45mm
Case Thickness
12.8mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Navy
Jewels
34j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1985

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seikata-wm-ab838804b801