Seiko Cal. 6377 - 688

Seiko 6377-688

This Quartz model from 1999 features a 45mm Gold-Plated case. Powered by the 6377 caliber with 29j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-b355540fc79d]

Also known as: Sumo, Tuna

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
14.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Cream
Jewels
29j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1999

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