Yes, the Spanish word "relojes," which means "watches," is masculine. The singular form "reloj" is also masculine. In Spanish, nouns have a gender, and adjectives and articles must agree with the gender of the noun. For example, you would say "el reloj" for "the watch" and "los relojes" for "the watches."
masculine
Clock'reloj' = watch
Clock is Spanish is reloj.
Masculine. Normally, nouns that end in O in Spanish are masculine.
reloj
The Spanish word "castillo" is masculine.
The Spanish word "cielo" is masculine.
The Spanish word "salón" is masculine.
el teclado(masculine)
Masculine. You say "el dia"
masculine it means shoulder
Brazo means arm in Spanish. El brazo is masculine, la brazo is feminine.