Seiko Cal. 6660 - 361

Seiko 6660-361

The 6660-361 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6660 caliber with 18j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-cfa2ac0f719a]

Also known as: Silverwave

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
8.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Silver
Jewels
18j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1975

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