Seiko Cal. 5647 - 153

Seiko 5647-153

The Seiko 5647-153 represents an important milestone in Seiko's 1987 lineup. Powered by the 5647 caliber with 24j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-640fce8369fa]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
38mm
Case Thickness
14.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1987

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