SMA-09 1.28 inch Color Touch Screen Bluetooth Leather Strap Smart Watch, Support Bluetooth Calling / worth to buy? Thanks for it if those of you who have purchased SMA-09 1.28 inch Color Touch Screen Bluetooth Leather Strap Smart Watch, Support Bluetooth Calling / could share about what you think of the product. I would love any extra info, as it is quite pricey as $70.19 and I just want to know it is good before paying for it.