Seiko Cal. 5661 - 542

Seiko 5661-542

The 5661-542 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5661 caliber with 32j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-e36a3e80117e]

Also known as: Turtle, Bellmatic

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
38mm
Case Thickness
12.2mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
120m
Dial Color
White
Jewels
32j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1985

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