Purple Smiling Face Pattern Pin Brooch Nurse Watch Adjustable time knob, pull out the quartz clock knob to adjust time. Overall Size : 9.2 x 3 x 1.8cm/ 3.6" x 1.2" x 0.7"(L*W*H);Dial Dia. : 2cm/ 0.8" Black 1-12 Arabic Numerals for greater clarity. Small 5-60 red Arabic Numerals, a red cross sign.