Montana Sapphire Necklace D from $340.00 Handmade 925 Sterling Silver necklace with freeform Montana Sapphire weighing 1.0 carats. Shop › Montana Sapphire Necklace D Chain Length: Select Chain Length 16 inches 18 inches 20 inches Add To Cart Added! Handmade 925 Sterling Silver necklace with freeform Montana Sapphire weighing 1.0 carats.