Investment stones

Investment Gemstones

Rare, collectible, and appreciating assets in the form of natural beauty

GEMSTOCK presents a carefully curated collection of investment-grade colored gemstones — natural, untreated, and often one-of-a-kind specimens with exceptional rarity and long-term value. These are not just beautiful minerals, but tangible hard assets with proven performance in the world of alternative investments.

At the helm of GEMSTOCK is Ilya Podnebesny, a certified gemologist and internationally recognized expert in colored gemstones and gemstone investment strategy. With huge experience in gem sourcing, valuation, and portfolio consulting, he leads our mission to help private collectors and professional investors build and manage high-value gemstone portfolios.

Why Invest in Colored Gemstones?

In times of geopolitical and financial instability, more investors are turning to colored gemstones as a reliable store of value. Here’s why: 

• Rarity & Supply Scarcity
Most of the gemstones in this section are extremely rare — some even unique worldwide — and cannot be replaced or synthetically reproduced in investment-grade quality. 

• Portable and Compact
High-value in a small, discreet format — perfect for secure international transport, safekeeping, or personal mobility. 

• Escape Money & Asset Protection
In volatile times, gemstones serve as discreet, non-digital capital — a form of “escape money” held privately outside traditional financial systems.

• Portfolio Diversification
Tangible, non-correlated assets like gemstones can strengthen any investment strategy by adding stability, privacy, and appreciation potential.

Colored Gemstones vs. Colorless Diamonds

A Proven Record of Growth and Resilience

Unlike colorless diamonds — whose prices have stagnated or even declined due to over-supply and synthetic competition — natural colored gemstones have shown remarkable long-term growth. Over the past 15–20 years, top-quality stones have consistently appreciated in value, with no major declines — even during global crises like the 2008 financial crash or the COVID-19 pandemic.

Top 5 Fastest-Growing Colored Gemstones (2008–2023)*

Based on real market data and expert analysis:

Gemstone Estimated Price Growth (15 years) Notes
Paraiba Tourmaline +1000–1500% Ultra-rare, neon blue hues, mostly mined out
Padparadscha Sapphire +800–1200% Extremely rare blend of pink-orange color
Unheated Burmese Ruby +700–1000% Exceptional demand from Asia and collectors
Alexandrite (Russia/Brazil) +500–800% Strong color change, scarce supply
Spinel (Red, Mahenge) +400–700% Once overlooked, now highly prized

*Source: International Gem Society article by Ilya Podnebesny 

These stones are not only beautiful but also financially resilient, showing stable appreciation even in the face of: 

• Global economic instability 

• Inflationary pressure 

• Geopolitical risk 

• Pandemic-era market contractions

In fact, no broad market corrections have been observed in the colored gemstone sector — only a steady, organic growth driven by genuine rarity and collector demand.

Our Approach

At GEMSTOCK, we don’t just sell gemstones — we build investment strategies around them. We help clients: 

• Identify promising gem assets based on rarity, origin, treatment, and market demand 

• Assemble a balanced and appreciating portfolio of colored gemstones 

• Secure independent certification from leading laboratories (GRS, Gübelin, SSEF, GIA, AIGS, Bellerophon, Lotus, GIT...) 

• Provide detailed provenance and liquidity options for future resale 

• Offer ongoing portfolio management, including optimization, storage, resale strategy, and reinvestment planning

Each stone in this section has been personally selected by our expert team and backed by rigorous gemological and market analysis. We work exclusively with top-tier, untreated stones with clear provenance and high liquidity potential.