Seiko Cal. 0731 - 284

Seiko 0731-284

Released in 1976, the Cal. 0731 with design code 284 was part of Seiko's domestic market collection. Powered by the 0731 caliber with 24j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-ca8926857737]

Also known as: Turtle, Sumo

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
12.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
200m
Dial Color
Black
Jewels
24j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1976

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seikata-wm-ca8926857737