Design a wearable

We are currently looking for a design of a wearable of ANY of the following form: - Bracelet - Necklace - Ring - Keychain The following are the required specifications: 1.) It must be able to contain/hide a circuit in it. Dimension of the circuitry is about 30mm in width and length and around 10mm in height. This is subject to change. It could get smaller than the specified dimension. 2.) Design must look modern, chic and hip. Preferably, the material to be used should be shock proof and water proof. 3.) Design must not contain expensive gem stones and other expensive metals. 4.) Design could be for female only. But it would be a plus if design would cater all sexes. 5.) Please provide all necessary drawings and models: including measurements and material to be used. Also keep in mind that the accessory should look like an accessory priced at around 300-1000 pesos. If chosen, rest assured that you will be credited as the designer of the wearables.