Seiko Cal. 6677 - 287

Seiko 6677-287

The Seiko 6677-287 represents an important milestone in Seiko's 1977 lineup. Powered by the 6677 caliber with 36j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-39bce63b5373]

Also known as: Sumo, Tuna

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
37mm
Case Thickness
8.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Black
Jewels
36j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1977

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seikata-wm-39bce63b5373