![Lot-Art | Marianne Dulong: A diamond solitaire ring “Twinkle” set with an old-cut diamond weighing app. 2.31 ct., mounted in 18k gold. F-G/SI. Size 55. Lot-Art | Marianne Dulong: A diamond solitaire ring “Twinkle” set with an old-cut diamond weighing app. 2.31 ct., mounted in 18k gold. F-G/SI. Size 55.](https://static2.lot-art.com/public/upl/11/Marianne-Dulong-A-diamond-solitaire-ring-Twinkle-set-with-an-old-cut-diamond-weighing-app-231-ct-mounted-in-18k-gold-F-GSI-Si_1573178396_7081.jpg)
Lot-Art | Marianne Dulong: A diamond solitaire ring “Twinkle” set with an old-cut diamond weighing app. 2.31 ct., mounted in 18k gold. F-G/SI. Size 55.
![Crown Princess Mary wearing Marianne Dulong “Pacific” necklace & rings visited the Psychology Department of the University in Brøndby, Copenhagen, 2 Apr… | Gioielli Crown Princess Mary wearing Marianne Dulong “Pacific” necklace & rings visited the Psychology Department of the University in Brøndby, Copenhagen, 2 Apr… | Gioielli](https://i.pinimg.com/564x/ab/5d/57/ab5d57c933450b9f59c04f62707c0cf0.jpg)
Crown Princess Mary wearing Marianne Dulong “Pacific” necklace & rings visited the Psychology Department of the University in Brøndby, Copenhagen, 2 Apr… | Gioielli
![Lot-Art | SOLD. Marianne Dulong: An aquamarine ring set with an emerald-cut aquamarine, mounted in 18k gold. Size 58. – Bruun Rasmussen Auctioneers of Fine Art Lot-Art | SOLD. Marianne Dulong: An aquamarine ring set with an emerald-cut aquamarine, mounted in 18k gold. Size 58. – Bruun Rasmussen Auctioneers of Fine Art](https://static3.lot-art.com/public/upl/73/Marianne-Dulong-An-aquamarine-ring-set-with-an-emerald-cut-aquamarine-mounted-in-18k-gold-Size-58-Bruun-Rasmussen-Auctioneers_1625847164_7087.jpg)