Seiko Cal. 4488 - 346

Seiko 4488-346

The Seiko 4488-346 represents an important milestone in Seiko's 1975 lineup. Powered by the 4488 caliber with 28j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-a95c40966ce0]

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
42mm
Case Thickness
10.4mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1975

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