Creations are one of a kind. It is not a normal practice for the artist to mass produce any design. Artist has and will mass produce when working with a creator for their branding. 
Even then piece will have their own uniqueness in them because of the stones created by nature.  Resin peiece very be ause of material and creative license  of tge srtist. When a piece is posted it is the size listed. 
The creator can and will work with individuals on unique projects. Please email SeeLifeAsAMuse@gmail.com for more information.  Creation price varies by time, materials, and availability of stocked products.