Why choose if you can have it all? Rihanna wears several Casio Baby-G and mini G-Shock watches in different hot color combinations in her music video Rude Boy. The watches Rihanna wears are listed below:

Casio Baby-G BG5601SW-7 (white)
G-Shock and Baby-G introduce limited edition box sets based on famed designer, Shiro Nakano’s G-Men figures. With all the hype surrounding G-Shock and Baby-G, it’s no surprise that collaborations like this would happen. Utilizing the most popular G-Shock and Baby-G cases, done-up in metallic purple, clean white and gold accents and Shiro Nakano’s futuristic G-Men and G-Lady action figures, these pairings are truly one of a kind.
Available at Amazon for $125 incl. special figure

Casio Baby-G BG5602-9 (yellow)
Yellow resin band and yellow face. These new colorful luminous color models target energetic, curiosity-filled, fashionable young women. Also available in basic black, red and white, the luminous finish of the bezels and bands of these models let them double as fashionable accessories.
Available at Amazon for $59.25

Casio Baby-G BG5601-4 (pink)
Pink resin band and pink face. This exact watch is also worn by Kristiani DeBarge in her music video GoodBye.
Available at Amazon for $50.44

Casio G-Shock Mini GMN550-1B (black)
Tough and Cool. Black resin band, reverse Neon Pink LCD Face, digital dial code.
Available at Amazon for $88

Casio G-Shock Mini GMN691-7B (white, pink dial)
G-Shock’s unique tough design condensed into a compact feminine form. Black resin band, reverse Neon Green LCD face, digital dial code.
 

See more Casio Baby-G appearances in music videos.