19.39 centimeters is equal to approximately 7.64 inches.
To provide a comparison, here are a few everyday objects of similar size:
1. A standard envelope – 9 inches x 4 inches
2. A paperback book – 7.5 inches x 4.25 inches
3. A dollar bill – 6 inches x 2.5 inches
4. An iPhone XS – 5.65 inches x 2.79 inches
5. An adult human hand (average) – 7 inches x 3 inches