Seiko Cal. 6693 - 287

Seiko 6693-287

The Seiko 6693-287 represents an important milestone in Seiko's 1977 lineup. Powered by the 6693 caliber with 29j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-da64689fc3e0]

Also known as: Monster, Sumo

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
37mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
29j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1977

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