Seiko Cal. 6650 - 538

Seiko 6650-538

The Seiko 6650-538 represents an important milestone in Seiko's 1998 lineup. Powered by the 6650 caliber with 18j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-5fd69a032677]

Also known as: Emperor, Arnie

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
10.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Black
Jewels
18j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1998

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