PJ Joseph

Welcome! I’m P.J. Joseph—a trained gemologist with over 40 years of experience in the fascinating world of gemstones. My journey blends scientific precision with storytelling, as I’ve spent decades educating others through writing. Whether you're a curious beginner or a seasoned collector, I’m here to share insights that empower ethical, informed choices in jewelry and gemology. I hold a professional diploma (DgemG) in gemology from the Deutsche Gemmologische Gesellschaft e.V., Idar-Oberstein, Germany, and the Gemological Institute of India, Mumbai, India.

Hyderabad pearl strands displayed in a jewellery shop.

The Hyderabad Pearl Myth: A Kerala Gem Expert Explains

Introduction Traditionally, the Hyderabad Pearl Myth is strong across India. Hyderabad is celebrated as the City of Pearls, yet most buyers do not realise that the real story behind this reputation works very differently. However, human skill creates the value you see in Hyderabad pearls, not local seas or natural pearl beds. As a result, […]

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Chatti Choru and Rough Gems showing raw beauty in food and stone.

Chatti Choru and Rough Gems: Raw Beauty in Food and Stone

Introduction: When Food Meets Gemology Colors enrich daily life. You see them clearly in Chatti Choru and Rough Gems, where raw tones appear in Kerala food and in uncut minerals deep within the Earth. Although a rustic clay-pot meal and rough gemstones seem unrelated, both express raw color, texture, and origin. Because of this shared

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Lab-grown diamond under microscope showing clarity and structure.

Lab Grown Diamond Warning: A Gem Expert’s Buying Logic

Introduction Lab grown diamond warning for every buyer. You see attractive prices. You see bright stones. But you don’t see the long-term impact on your money. As a gem expert, I want you to understand the buying logic behind lab-grown diamonds. This short guide explains the risks, the price drop, and the points you must

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Kempu ruby comparison between Tamil Nadu and Kerala with natural and treated stones

Kempu Ruby Tamil Nadu Kerala – An Expert Buying Guide

Introduction You love the deep red of a Kempu ruby. Yet when you compare Kempu Ruby Tamil Nadu Kerala markets, you see clear differences in color, treatment, and cut. As a result, you must know why these gaps exist before you spend your money. How Kempu Ruby Tamil Nadu Kerala Sourcing Changes Your Stone To

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Gold purity comparison between Kerala and Tamil Nadu with expert guidance.

Kerala vs Tamil Nadu Gold – Gemstone Expert Buying Guide

Introduction Many people ask the same question before buying their next ornament: “Should I travel to Coimbatore or Chennai because the making charges are lower there?” The doubt feels natural when you want purity, a fair rate, and a safe resale experience. As a Gem Expert based in Kerala, I have compared gold purity in Kerala

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Pantone Color of the Year 2026 Cloud Dancer shown with moonstone and pearls.

Pantone Color of the Year 2026 Cloud Dancer | Design & Jewelry

Summary Pantone selected Cloud Dancer (11-4201) as the Color of the Year 2026. It is a clean white that reflects calm, balance, and a return to clarity. Designers can use it across fashion, interiors, jewelry, and digital products. Jewelers will find it in moonstone, akoya pearls, South Sea pearls, soft gray spinel, matte-finished gold, and

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World’s largest silver bar by SAM Precious Metals displayed on a gold-like base.

World’s Largest Silver Bar by SAM Precious Metals

Summary A silver bar weighing 1971 kgs drew global attention in Dubai. A gold base supports the cube and adds contrast. This record offers a fresh view of large-scale capability in the precious metals sector. A digital asset backed by the bar expands access for investors. Interest continues to grow across regions where gold has

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Gem Mountain Sapphire Mine Montana gravel washing station.

Gem Mountain Sapphire Mine: Montana Sapphire Hunting

Summary Gem Mountain in Montana lets you wash real mine gravel and discover your own sapphires. You visit either the seasonal mine or the year-round Philipsburg store, both run by the Cooney family. Next, you wash, spot, and sort stones with staff support. Then you turn your finds into jewelry through on-site grading, heat treating,

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Burmese ruby placed beside Kerala Meen Mulakittathu in a clay pot showing matching red tones.

Kerala Gemstone Expert Burmese Ruby Meen Mulakittathu

Summary A Kerala gemstone expert connects the fiery red of Burmese ruby with the deep red of Kerala’s meen mulakittathu. The story blends gemology, food culture, colour memory, and South Asian craftsmanship while explaining Mogok ruby traits, Kerala colour traditions, and why red continues to shape identity across jewellery and cuisine. Introduction As a Kerala

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Indian craft, textiles, gemstones, and food that help Make Color Part of Indian Life Again

Make Color Part of Indian Life Again

Summary India has a long history of strong ties in gemstones, textiles, food, and home crafts. This article explains how daily habits bring those tones back into modern living. It moves through jewelry, cooking, interiors, and personal choices while linking to useful guides on Sajuelizamma.com and trusted external sources. Readers should see how small decisions

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