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.

A Coromandel watch showcasing a dial inspired by South Indian heritage

Coromandel Watch Co. and Indian Microbrands Explained

Introduction Although large companies and international names once dominated India’s watch market, independent microbrands now offer distinctive designs at accessible prices. Coromandel Watch Co. is, for example, one such brand. Specifically, Shibin V S and Amit Sudevan founded it, and it first operated as Madras Watch Works. However, they changed the name because of trademark

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A close-up of the Blue Nile Build Your Own Ring interface on a laptop screen.

Blue Nile Build Your Own Ring Tool Guide for Smart Buyers

Disclosure: This post contains Blue Nile affiliate links. If you make a purchase through them, I may earn a small commission at no extra cost to you. Introduction Choosing an engagement ring involves many decisions. First, you pick a diamond, choose a setting, and select a metal while watching your budget. Today, online tools make

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A laptop displaying a Blue Nile diamond selection interface next to a loose diamond.

Blue Nile Lessons for the Future of Jewellery Retail

Disclosure: This post contains Blue Nile affiliate links. If you make a purchase through them, I may earn a small commission at no extra cost to you. Introduction Buying a diamond involves more than picking a sparkling stone. Buyers also need reliable facts about quality, treatments, authenticity, and price. However, most shoppers cannot decode these

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A jeweller helping a customer compare coloured gemstones to demonstrate colour vision and buying coloured gemstones principles.

Colour Vision and Buying Coloured Gemstones: A Guide

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. If you click through and buy something, I may earn a small commission at no extra cost to you. Introduction Understanding colour vision and buying coloured gemstones both depend heavily on human perception. When you shop for rubies, emeralds, or

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A close-up of intricate design jewellery settings showing precision prongs and settings.

Design Jewellery: Engineering Excellence and Quality Guide

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. If you click through and buy something, I may earn a small commission at no extra cost to you. Introduction Indeed, quality hides in small details. For example, a hiking boot must grip rough ground, while a formal shoe must

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A set of rare Argyle pink diamonds displayed in a professional jewellery setting.

Argyle Pink Diamonds: The Brand Moves to Boodles

Introduction Recently, the Argyle pink diamonds story has opened a new chapter. Specifically, on 1 October 2026, Rio Tinto announced that the Argyle pink diamonds™ brand now belong to Boodles, the British family-owned jeweller. In addition, Boodles received the last remaining inventory, trademarks, the website, and the digital marketing assets. However, Boodles did not buy

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A high-end luxury jewelry and watch buying guide display showing elegant pieces.

Luxury Jewelry and Watch Buying Guide: Smart Strategy

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. If you click through and buy something, I may earn a small commission at no extra cost to you. Introduction This luxury jewelry and watch buying guide helps you enjoy beauty and craftsmanship without overpaying for hype. However, a famous

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