Seiko Cal. 6312 - 717

Seiko 6312-717

The 6312-717 is a sought-after Solar piece from Seiko's golden era. Powered by the 6312 caliber with 36j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-d66accbeb0ac]

Also known as: Sportsmatic

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
45mm
Case Thickness
8.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Cream
Jewels
36j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1974

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