Seiko Cal. 6654 - 653

Seiko 6654-653

The Seiko 6654-653 represents an important milestone in Seiko's 1999 lineup. Powered by the 6654 caliber with 29j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-005613e3522d]

Also known as: Bullhead, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Black
Jewels
29j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1999

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seikata-wm-005613e3522d