Seiko Cal. 6661 - 734

Seiko 6661-734

The Seiko 6661-734 represents an important milestone in Seiko's 1975 lineup. Powered by the 6661 caliber with 34j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-fc7cd775c61f]

Also known as: Monster, Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
34mm
Case Thickness
14.8mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
160m
Dial Color
Burgundy
Jewels
34j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1975

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