18 karat white gold tapered collier style necklace of classic design comprising Butterfly shaped links of graduated sizes measuring 19.0mm wide at the centre/front tapering to 6.0mm wide at the back. The front and side links are micro pave set with full cut diamonds contrasted by a faceted round sapphire claw set at the centre. The collier measures 16 1/2 inches in length secured by a box catch with hinged safety catch.

Eleven faceted round sapphires estimated to weigh 2.10 carats combined

• Measurements: diameter 4.0mm to 3.0mm graduated
• Clarity: Slight characteristic inclusions; Туре II, VS
• Colour: Lively deep blue
• Cut grade: Very good
• Match: Very good

Three hundred and seventy-two full cut diamonds estimated to weigh 4.33 carats combined

• Measurements: diameter 0.7mm to 2.5mm
• Clarity: VS/SI
• Colour: F/H
• Cut grade: Very good/Good

Total weight: 37.8 grams