Seiko Cal. 5661 - 442

Seiko 5661-442

The 5661-442 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5661 caliber with 17j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-6673c78fab67]

Also known as: Turtle, Emperor

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
11.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Green
Jewels
17j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1998

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seikata-wm-6673c78fab67