Lot 21. Blue titanium, coloured sapphire and diamond 'butterfly' brooch, Nisan. Estimate HK$80,000 - 150,000 (US$10,300 - 19,200). © Tiancheng International

Modelled as a butterfly, the brooch set with circular-cut coloured sapphires together weighing approximately 25.70 carats, decorated with rose- and single-cut diamonds together weighing approximately 2.55 carats, the thorax highlighted by an oval pink sapphire weighing approximately 1.65 carats, mounted in blue titanium, 18 karat yellow and blackened gold, signed.

NISAN

Mr. Nisan Ongwuthitham is the founder and the sole designer of the highly acclaimed Nisan in Bangkok, Thailand. He is an art fanatic and also a collector of various art pieces of painting, sculpture and jewellery. His passion and love of art eventually brought him into the world of jewellery design. His creative works portray passion, emotion and harmony, each with its own unique style. Every of the fine pieces was ingeniously crafted by Nisan and his team of talented craftsmen. 

Nisan jewellery is a piece of fine art made of precious metal, coloured by gemstones and highlighted with diamonds. One standout aspect of each of his creations is the use of jewellery making techniques that are unique to his studio. Nisan designs all his pieces, making extensive drawings after intensive discussions with his creative team. Each piece is handmade, every diamond and gemstone used in the piece is meticulously selected to achieve the desired contrast and effect.