Seiko Cal. 6645 - 301

Seiko 6645-301

The Seiko 6645-301 represents an important milestone in Seiko's 1975 lineup. Powered by the 6645 caliber with 29j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-f7f9440d1d94]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
13.9mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Black
Jewels
29j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1975

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