Seiko Cal. 5661 - 144

Seiko 5661-144

The Seiko 5661-144 represents an important milestone in Seiko's 1986 lineup. Powered by the 5661 caliber with 26j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-494437e23499]

Also known as: Monster, UFO

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
34mm
Case Thickness
12.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Cream
Jewels
26j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1986

Related Models

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