Seiko Cal. 5645 - 571

Seiko 5645-571

The Seiko 5645-571 represents an important milestone in Seiko's 1983 lineup. Powered by the 5645 caliber with 32j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-a819dfbb8fea]

Also known as: Golden Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
40mm
Case Thickness
9.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
90m
Dial Color
Champagne
Jewels
32j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1983

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