Seiko Cal. 6646 - 333

Seiko 6646-333

The Seiko 6646-333 represents an important milestone in Seiko's 1984 lineup. Powered by the 6646 caliber with 32j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-3aefbf5d48ed]

Also known as: Tuna, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
15.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
32j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1984

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