Seiko Cal. 6348 - 673

Seiko 6348-673

The 6348-673 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6348 caliber with 25j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-d0018cc0100b]

Also known as: Sumo, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
14.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1978

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