Seiko Cal. 6677 - 642

Seiko 6677-642

The Seiko 6677-642 represents an important milestone in Seiko's 1987 lineup. Powered by the 6677 caliber with 18j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-5415c60a2dad]

Also known as: Samurai, Rally

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
15.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
90m
Dial Color
Burgundy
Jewels
18j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1987

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