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Ruby – The Birthstone for July
Rubies, the birthstone for July, symbolise passion, protection, and vitality. Known for their rich red hue and timeless appeal, rubies have been treasured for centuries as stones of power and love. In this blog, we explore the captivating history, symbolism, and qualities of this fiery gem, and why it’s a perfect choice for July birthdays or any meaningful occasion. Discover what makes rubies one of the most coveted gemstones on earth.

Sico International
5 days ago2 min read


Dua Lipa’s Engagement Ring: A Bold 2-Carat Statement
British pop icon Dua Lipa has officially confirmed her engagement to Callum Turner, revealing a bold and bespoke 2-carat diamond ring that’s redefining modern bridal jewellery. Here’s the story behind her one-of-a-kind piece.

Sico International
Jun 202 min read


June Birthstones – Pearl & Alexandrite: A Duo of Elegance and Mystery
Explore the beauty and meaning of June's birthstone, alexandrite and pearl—symbols of love, luck, and transformation.

Sico International
Jun 123 min read


The Allure of Sapphires: Nature’s Most Enchanting Gemstone
When it comes to rare and precious gemstones, sapphires have long captivated royalty, collectors, and connoisseurs alike. At Sico International, based in London’s prestigious Hatton Garden, sapphires are not just a speciality — they’re a passion. With over 26 years of global experience, and sourcing offices in Colombo, Sri Lanka, and Chantaburi, Thailand, we offer clients access to some of the rarest and most valuable natural sapphires in the world.

Sico International
Jun 62 min read


Curated Collections of Exceptional Gemstones
SICO International, nestled in the heart of London's renowned Hatton Garden, stands as a beacon for connoisseurs and collectors seeking the world's most exquisite gemstones. With over 26 years of experience, this family-run enterprise has cultivated a reputation for sourcing and supplying rare, certified gemstones that epitomise luxury and authenticity.

Sico International
May 212 min read


2025 Coloured Gemstone Market: Trends, Ethics and SICO International’s Expertise
The demand for rare colored gemstones – especially rubies and sapphires – is surging in 2025. Global market research predicts the colored gemstone sector will more than double by 2035, growing from about $1.9 billion today to $5.7 billion.

Sico International
May 143 min read


The Allure of Rare Gemstones: SICO International's Commitment to Excellence
In the heart of London, SICO International stands as a beacon for connoisseurs and collectors seeking the world's most exquisite rare gemstones. Specialising in precious colored stones—predominantly rubies and sapphires—SICO International has built a reputation for sourcing and supplying gems of unparalleled quality and authenticity.

Sico International
Apr 291 min read


Discover the World’s Rarest Gemstones with SICO International
Nestled in the heart of London’s Hatton Garden, SICO International stands as a beacon for connoisseurs of rare and exquisite gemstones. With over 26 years of unparalleled expertise, we specialise in sourcing and supplying the finest Rubies, Sapphires, Diamonds and other precious gems to a discerning global clientele.

Sico International
Apr 232 min read


The Timeless Allure of Rare Coloured Gemstones: A Glimpse into SICO International's Exquisite Collection
Nestled in the heart of London's historic Hatton Garden, SICO International stands as a beacon for connoisseurs and collectors seeking the world's most exquisite rare coloured gemstones. With a legacy spanning nearly three decades, our boutique firm has earned a reputation for sourcing and curating exceptional rubies and sapphires that captivate the senses and tell stories of timeless elegance.

Sico International
Apr 162 min read


The Timeless Allure of Rubies & Sapphires: A Gemstone Lover’s Guide by SICO International
At SICO International, we pride ourselves on offering an exquisite selection of precious gemstones, with a particular emphasis on rubies and sapphires. Our commitment to quality and authenticity ensures that each gemstone we provide meets the highest standards, making them perfect for both collectors and those seeking timeless elegance.

Sico International
Apr 12 min read


The Art of Rarity: SICO International’s Expertise in Sourcing Exceptional Rare Gemstones
SICO International has been at the forefront of the global gemstone industry, specialising in sourcing the finest and rarest gemstones.

Sico International
Mar 192 min read


Discover the World's Finest Gemstones with SICO International, London: Excellence, Expertise, and Authenticity
Discover the World's Finest Gemstones with Sico International: Excellence, Expertise, and Authenticity

Sico International
Feb 31 min read


Top 5 Rare and Unique Gemstones in the World: A Journey Into Earth’s Hidden Treasures
Top 5 Rare and Unique Gemstones in the World: A Journey Into Earth’s Hidden Treasures
Sico International
Dec 15, 20244 min read


Why SICO International is Your Trusted Supplier of Ruby and Sapphire Gemstones
When it comes to high-quality gemstones, SICO International stands as one of the most reputable suppliers in the heart of London.
Sico International
Dec 1, 20244 min read


New and Unique Gemstones to Watch in 2024
From Sonoranite to Padparadscha Sapphires, these unique stones are adding fresh inspiration for collectors & designers
Sico International
Oct 20, 20243 min read


The Story Behind Beyoncé’s Iconic Engagement Ring: A £6 Million Masterpiece
This exquisite 18-carat emerald-cut diamond is a symbol of the couple’s enduring romance and Beyoncé's timeless style.

Sico International
Oct 13, 20242 min read


The Royal Gem: The Beauty and Legacy of Kate Middleton's Sapphire Engagement Ring
Kate Middleton’s engagement ring, featuring a stunning 12-carat Ceylon sapphire, a royal heirloom steeped in history.
Sico International
Oct 2, 20242 min read


How to Spot High-Quality Rubies, Sapphires, and Diamonds: A Gemstone Buyer’s Guide
Learn how to spot high-quality rubies, sapphires, and diamonds by understanding key factors such as colour, clarity, cut, and carat.
Sico International
Sep 23, 20242 min read


Understanding Gemstone Cuts: How They Enhance the Beauty of Sapphires, Rubies, and Diamonds
Discover how the right gemstone cut can dramatically enhance the beauty and value of sapphires, rubies, and diamonds.
Sico International
Sep 20, 20242 min read


September’s Birthstone: The Majestic Sapphire
Discover the timeless beauty and symbolism of September's birthstone, the sapphire.

Sico International
Sep 17, 20242 min read
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