Seiko Cal. 6312 - 723

Seiko 6312-723

Released in 1968, the Cal. 6312 with design code 723 was part of Seiko's domestic market collection. Powered by the 6312 caliber with 28j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-1d1d51fa3c17]

Also known as: Tuna, UFO

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
11.8mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
70m
Dial Color
Champagne
Jewels
28j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1968

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