As blue diamonds are never abundant in the diamond industry, expert’s expect that the blue diamond price range will be from $1.5 million to $1.9 million.
The blue diamond has reappeared on the diamond industry’s radar after quietly being tucked away for 30 years in a vault of a private collector. Interested parties for the fancy intense 4.03-carat blue diamond set in a two stone pendant immediately registered for this sale on September 20. The Blue diamond comes with a GIA report and additional letter stating that the diamond has been classified as Type IIb.
The head of Bonhams jewelry UK and Europe shared that “blue diamonds are extremely rare and highly coveted” continuing by saying “We are looking forward to showcasing this stone, along with other selected lots in London, New York, Hong Kong and Geneva where we anticipate considerable interest”. So, do you want to see this pear-shaped beauty before it goes up for sale; it’s touring to be seen.
On that auction day, there are more fine lots going up for auction. Here are the 4 lots ranked after the blue pear diamond based on estimated blue diamond price:
• A fancy colored diamond brooch
The brooch from the middle of the last century, features a square step cut diamond of 4.83 carat. The center stone is fancy grey blue, while it also contains two fancy dark brown-greenish yellow diamonds from 2.51 and 2.38 carat. Topping it with a fancy pink pear cut diamond of 1.90 carat – estimated price £1,200,000 – 1,500,00
• A single fine sapphire ring circa 1961
The ring has a cut cornered step cut sapphire of 9.61-carats while having tapered baguette cut colorless diamonds on the sides. The sapphire is of Kashmir origin with no indications of heating and comes with an AGL report. In addition, the ring has a copy of the original purchase receipt from Pierre Baltensperger, dated 21 December 1961 – estimated price £500,000 – 700,000
• A deco sapphire and diamond necklace circa 1925
The necklace composed of graduating openwork octagonal links with ‘ogee’ terminals has a cushion-shaped sapphire in each center. The sapphire is surrounded by a border of old brilliant-cut diamonds while being connected by square sapphires and baguette cut diamonds. The extra uniqueness of the necklace is that de connectors are detachable forming three bracelets – estimated price £60,000 – 80,000
• A emerald and diamond bracelet circa 1965
The bracelet created by Cartier has series of alternating step and octagonal-cut emeralds that are accented to either side of brilliant cut diamonds that are in total approximately 2.40-carats – estimated price £50,000 – 70,000