Seiko Cal. 5645 - 777

Seiko 5645-777

The 5645-777 is a sought-after Quartz piece from Seiko's golden era. With its 20mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-b8765b6809eb]

Also known as: Pogue, Bellmatic

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
15.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Black
Jewels
28j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1985

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