... back caseBandThick black Leather band with black stitchMovementGood Automatic Mechanical mov't, reliable qualityWater resistance3-10ATMMOQ500pcsPacking ... reference): Moulding timeMetal mould5-8 days for alloy, 10-15 days for steel/bronzePlastic mould15 ... 18mm to 56mmCase thickness6mm thinnestBandColor, material, shape, patternMaterialCaseZinc alloy, Bronze, S/steel, Plastic, Silicone BandPU leather, ...