Ruby and Sapphire are both types of corundum, they are differentiated by the amount of chromium content. Chromium content also determines the strength and colour intensity of gem. Sapphire have a lower than 0.5% lower content of chromium, Ruby is usually higher than 0.9% of chromium. They have awesome durability and only the vivid saturated colour, known as pigeon blood. Spinel with good vivid red saturation colour that resemblance ruby are priced a premium it.
Traditionally, fine ruby was sourced from Burma. Currently, they are extremely rare and valuable, due to the low supply of quality ones. The premium price of an unheated vivid red Burma ruby (Pigeon Blood), can easily cost more than triple the Mozambique origin. Existing mines are mainly from Mozambique, Madagascar and Tanzania, with Mozambique being the world’s leading source.
In the market, due to the high demand and low supply of ruby, additional heat treatment has become acceptable. In General, the heat treatment that goes close to the melting point greatly improves the quality of the gem. It minimises pre-existing fine inclusions and even out the colour from the rough.
Instead of the usual high-temperature heat treatment, many precious gemstones are treated at much lower temperatures. This method of low temperature effectively removes any blue or green colour composition from the ruby and improve the colour. However, gemological laboratories are able to detect low-temperature heat treatment, by close observation of the inclusion.
Ruby Pigeon Blood
Pigeon’s blood rubies hold high value and are in great demand for their deep vivid red hue, which experts consider one of the most desirable colors for rubies. Gemologists typically describe the color as a rich, pure red saturation, often known as “pigeon’s blood red.” This renowned color is closely linked to rubies of outstanding quality and is widely regarded as exceptionally rare.
The rarest grade of ruby, exhibits highly saturated colour and vivid red fluorescence. Strong vivid red from Mozambique can be very close to Burma, you can hardly distinguish them under daylight.
GRS (GemResearch Swisslab) introduced the trade term of Ruby “Pigeon Blood,” Sapphire “Royal Blue,” and “Cornflower Blue” in 1996.
Investment in Ruby
Multiple factors such as the quality, size, colour, clarity, and origin of the gemstone influence the investment potential in rubies. Rubies, renowned for their vivid red hue, hold immense value and the global recognition as a coveted gemstone, which has earned them the title of the “King of Gemstones.”
Various factors determine the value of ruby, including colour shade, heat treatment, clarity, cut, and carat weight. The intensity and purity of the red saturation are the most important factors in determining its value. Other factors such as transparency, absence of visible inclusions, and overall gemstone quality also contribute to its worth.
Throughout history, rubies have consistently showcased high market demand and have consistently appreciated in value. The global demand for top-notch unheated rubies with a deep vivid red (Pigeon-Blood) hue has witnessed an exponential surge in recent years.
Bespoke Jewellery Engagement Ring to Family Cluster Jewellery
The very passionate colour of ruby gemstone makes a timeless statement for fine jewelry, including earrings, bracelets and necklaces. Symbol of passion and true love, the red gemstone, symbolises richness and vitality.
Perhaps, you have seen a lot of celebrities and popular people wearing rubies. Most of them wear ruby jewellery as vanity and some wear such kind of gemstone for astrological reasons. Rubies are a popular gemstones for an engagement ring.
There is no greater way to describe your loved ones than giving her a Ruby. You can bespoke and customised jewellery after you source the right shade and colour of gemstone. Share with us your inspiration and ideas, from every fine detail we are able to design and handcraft your ideal ruby jewellery.
Pigeonblood Ruby in Heart-shape Floral Birthstone Jewellery
Designed with natural floral-inspired design, featuring a vibrant red pigeon blood unheated ruby in heart shape. Family birthstone jewellery with tanzanite, and spinel adds a personalised touch to this statement ring. Heirloom jewellery with unique design and personalised touch with family birthstone.