... quartz movement 3.size: 16-20cm for perimeter, watch face: 2.9cm Silicone wristwatch specification:strapsilicone, water resistant, ecofriendly,durablemovementQuartz or FobBattery3 ... strap, 4.4cm for width of strap, 2.9cm for watch facecolorany color as you likepacking1pc/ opp bag, 150pcs/ctn, 15kgs ... ctncertificateCE, ROHSterm of paymentTT, paypal, L/C. Also produce nurse watch, pvc watch, watch strap.