Operculum shell jewellery, Organic gems - shell Opercula antique jewellery February 23, 2021 — 0 Comments
Amethyst jewellery, Amethysts, February birthstone February birthstone: amethyst February 15, 2021 — 0 Comments
Grand Tour Jewellery, Micromosiacs, Pietra dure (or Pietra dura) Doing the Grand Tour: Part III – 19th century pietra dura and micromosaics February 2, 2021 — 0 Comments