Seiko Cal. 6617 - 557

Seiko 6617-557

The Seiko 6617-557 represents an important milestone in Seiko's 1999 lineup. Powered by the 6617 caliber with 20j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-6c95ba44150e]

Also known as: Sumo, Bellmatic

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
45mm
Case Thickness
13.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
130m
Dial Color
Green
Jewels
20j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1999

Related Models

seikata-wm-6c95ba44150e