Seiko Cal. 5645 - 871

Seiko 5645-871

The 5645-871 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5645 caliber with 28j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-47a4ab67cdaf]

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
10.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Navy
Jewels
28j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1990

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