Solid golf ball

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The present invention provides a solid golf ball, of which flight performance is improved, while maintaining good durability and good shot feel. The present invention relates to a solid golf ball comprising at least one layer of a core, and at least one layer of a cover formed on the core, wherein the core is formed from a rubber composition comprising a base rubber, a co-crosslinking agent, an organic peroxide and an organic sulfur compound, the base rubber comprises a polybutadiene synthesized using rare-earth element-containing catalyst, and the organic sulfur compound comprises a polysulfide compound having bromo group.