How much does the Service cost? Our design and advisory service is free if you create and buy jewellery with us. In case you need help for buying jewellery elsewhere or wish an independent opinion on a gem or diamond, please get in touch with us. We are happy to make you an offer. Post navigationPrevious post: How long does it take to make a piece of jewellery?Next post: Do Spheni Switzerland’s Jewellery come with an appraisal?