Smart Rings

3 products

Popular

Inner Diameter: 18.9

  1. Top User Rated
    Colmi R02 Smart Ring (Size 9 - 18.9mm) 18.9mm with Heart Rate Monitor Black
    Top User Rated

    Colmi R02 Smart Ring (Size 9 - 18.9mm) 18.9mm with Heart Rate Monitor Black

    Android & iOS, Pedometer

    9
    4.1
    9

    0

    Immediate and easy connection with the app for continuous monitoring.
    5

    1 members found this review helpful

    Kyriaki_Karakasili

    Kyriaki_Karakasili

  2. Colmi R03 Smart Ring 18.9mm Waterproof with Heart Rate Monitor Black

    Colmi R03 Smart Ring 18.9mm Waterproof with Heart Rate Monitor Black

    Waterproof, Android & iOS

    3
    2.7
    3

    0

  3. Colmi R03 Smart Ring 18.9mm Waterproof with Heart Rate Monitor Gold

    Colmi R03 Smart Ring 18.9mm Waterproof with Heart Rate Monitor Gold

    Waterproof, Android & iOS

    3
    2.7
    3

    0