[Class : 42] Designing Of Jewellery Including Providing Custom Made Jewellery Designs; Conceptualization, Cad (Computer Aided Design) Modelling And Rendering Of Jewellery Pieces Based On Client Specifications; Gemological Services, Namely, Providing Identification, Authentication, And Grading Of Diamonds, Gemstones And Pearls And Issuing Certification Relating To Such Grading, Inscriptions On Diamonds And Gemstones; Precious Metal Assaying; Engraving Personalized Messages, Names, Or Dates Onto Jewellery Items Such As Rings, Bracelets, Pendants, And Watches; Jewellery Prototyping And Rapid Prototyping; Jewellery Software Development; Developing Software Solutions Tailored To The Needs Of Jewelry Businesses, Including Inventory Management Systems, Customer Relationship Management (Crm) Software, And E Commerce Platforms; Jewellery App Development; Creating Mobile Applications For Jewellery Retailers, Designers, Or Consumers, Offering Features Such As Virtual Try On, Product Visualization, And Online Purchasing