Maybe you could hire the A team Insert (Will require an interchangeable necklace plate to be wearable)

3 layer laser cut acrylic with engraved and hand painted detail 

Each insert fits all necklaces perfectly so can be mixed and matched endlessly

Please Note inserts need a necklace plate to be wearable, Please see Necklace Plate Listing for choices

Inserts will be Limited and once sold out will make way for new designs

More Insert Designs can be found in the Sale section