Seiko Cal. 6312 - 498

Seiko 6312-498

The 6312-498 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6312 caliber with 35j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-fb67bc1524bc]

Also known as: Sumo

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
8.6mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
White
Jewels
35j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1979

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