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The jewelry industry is witnessing a profound shift as sustainability, transparency, and origin increasingly take center stage for global consumers. Amidst this landscape, natural diamonds maintain their position of prestige, though facing price fluctuations, supply challenges, and competition from alternatives like lab-grown diamonds (LGDs). To survive and thrive, businesses must balance tradition with modern market demands.

1. Challenges Facing Natural Diamonds

Falling Natural Diamond Prices:

Declining supply from established mines and rising extraction costs have led to a decrease in natural diamond prices. Many jewelers, including industry giants, are facing challenges in adjusting their pricing and strategies to account for scarcity and cost fluctuations (McKinsey 2024).

 

Figure 1: Line graph showing the trend of natural diamond prices from 2010 to 2024 (McKinsey 2024).

Shifts in demographics and consumer behavior:

Shifts in demographics and consumer behavior are reshaping how customers approach jewelry, largely driven by changes in generational preferences. With Generation Z entering the fine jewelry market, buying patterns are becoming more frequent, ethical, and diverse in terms of shopping channels.

A survey by Euromonitor shows that Gen Z is outspending previous generations on luxury fashion and accessories, with 58 percent of Gen Zers making three fashion purchases last year, compared to 41 percent of baby boomers worldwide. This younger demographic also shows a stronger preference for digital platforms, branded goods, and socially responsible products.

 

Figure 2: Five Major Shifts in Gen Z Customer Behavior (Euromonitor 2025)

Younger generations are not just buying jewelry for its aesthetic or monetary value – they’re also highly conscious of product origin. As a result, traceability technologies like blockchain are booming, making supply chains more transparent from diamond mining to retail. Jewelers who provide transparency around the origin of natural diamonds can build stronger consumer trust.

 

 

Competition from Lab-Grown Diamonds:

Natural diamonds continue to hold a unique symbolic and emotional value that lab-grown diamonds struggle to replace. For affluent consumers, natural diamonds represent luxury and tradition. However, the rising appeal of lab-grown diamonds (LGDs), driven by their affordability and environmental benefits, poses a significant challenge for businesses that exclusively deal in natural diamonds (Market Insider 2023).

 

 

Figure 3: Price Comparison of Synthetic and Natural Diamonds (Market Insider 2023)

2. Transformation in the B2B Jewelry Sector

To remain competitive amidst these shifts, B2B businesses must adjust their operations to meet both evolving consumer expectations and global regulations. Offering high-quality products alone is no longer enough – companies must also prove that their sourcing methods are ethical and sustainable. Industry-standard certifications, such as those related to ethical trade audits and environmental management, are essential for ensuring compliance with environmental, social, and governance (ESG) standards across the supply chain.

In the jewelry sector, businesses that can showcase their commitment to sustainability, particularly through well-recognized certifications like ISO 14001 and SMETA (Sedex Members Ethical Trade Audit), will gain a significant edge in the marketplace.

 

3. Sustainability and Traceability in Production

As sustainability becomes a central focus, many jewelry manufacturers are embracing recycled materials like gold and silver to align with environmental objectives and meet growing consumer demand for responsible sourcing. Simultaneously, technologies such as blockchain are revolutionizing transparency in the diamond supply chain, enabling every stage—from mining to production and retail—to be fully traceable.

Blockchain has quickly become one of the most transformative innovations in this field, offering unparalleled transparency (Calvão and Archer 2021). Consumers now have the ability to trace the exact origin of their diamond, from the mine to the moment it reaches store shelves. 

 

This transparency presents a distinct advantage for natural diamonds, which can highlight their traceable journey, whereas lab-grown diamonds (LGDs) lack this level of detail due to their entirely lab-based production process.

Figure 4: Sustainability and Transparency in Jewelry Manufacturing

4. How to meet Global Market Demands?

Figure 5: Five critical developments will shape the diamond industry in the year to come (McKinsey 2024)

The global market for diamonds and fine jewelry is growing more complex, with varying consumer preferences across regions. In established markets like North America and Europe, consumers are increasingly prioritizing ethically sourced and certified diamonds. Meanwhile, in emerging markets such as Asia, the blend of traditional values and modern expectations is driving unique consumer behavior.

As such, companies need to offer product lines that balance tradition with modern sustainability standards, appealing to a broad spectrum of consumer interests while maintaining high ethical standards.

The natural diamond industry is at a pivotal crossroads where sustainability, transparency, and ethical sourcing are now critical factors for success. For companies in the jewelry sector to thrive, they must evolve by combining the heritage and luxury of natural diamonds with modern sustainability practices. The future of jewelry lies in this delicate balance between tradition and innovation, allowing businesses to meet the ever-changing needs of consumers in a responsible and transparent manner.

PNJP not only incorporates recycled materials into its collections but also adheres to strict environmental and ethical standards through internationally recognized certifications like ISO 14001 and SMETA. Committed to using only natural diamonds, PNJP highlights its dedication to sustainability and transparency across the entire supply chain. These efforts have allowed PNJP to maintain a competitive edge while meeting the increasingly stringent demands of its international B2B partners.

PNJP Co. Ltd.

 

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