How to Choose a Sapphire Bracelet: A Gemologist's Guide to Buying a Real One

October 07, 2026Constanza Viera

Natural, lab-grown, or glass? A GIA gemologist explains how to choose a real sapphire bracelet: color, treatments, gold color, carat weight, and the clasp details most buyers miss.

Madridjoya 2026: el mundo de la joyería se dio cita en Madrid

September 28, 2026Constanza Viera

Estuve en la edición 75 de Madridjoya en IFEMA Madrid. Más de 300 firmas de 20 países, nuevos premios, talento emergente y por qué Madrid se ha convertido en el...

Jewelry Appraisal vs. GIA Report: What Your Diamond Is Really Worth

September 22, 2026Constanza Viera

A GIA gemologist explains the difference between a GIA report and an appraisal, the three kinds of value, and how to insure your ring properly.

Cómo Saber si un Diamante es Real: Pruebas que Funcionan y las que No

September 12, 2026Constanza Viera

Una gemóloga certificada GIA explica qué pruebas caseras sirven para identificar un diamante, cuáles son mitos, y por qué hasta el diamond tester falla.

Esmeraldas Colombianas: Todo lo que Debes Saber Antes de Comprar

September 12, 2026Constanza Viera

Una gemóloga certificada GIA en Miami explica qué hace especial a la esmeralda colombiana, cómo se evalúa el color, los tratamientos con aceite y qué revisar antes de pagar.

Diamantes de Laboratorio vs Naturales: La Verdad de una Gemóloga GIA

September 12, 2026Constanza Viera

Una gemóloga certificada GIA en Miami explica las diferencias reales entre diamantes de laboratorio y naturales: precio, reventa, origen y cuál te conviene.

Engagement Ring Predictions for 2027: A Gemologist's Forecast

September 12, 2026Constanza Viera

Seven predictions for where engagement rings are heading in 2027, from a GIA Graduate Gemologist in Miami. Not aesthetics guesses, market mechanics.

Vicenza, 100 Years of CIBJO, and the Word That Just Changed Your Engagement Ring

September 11, 2026Constanza Viera

CIBJO’s Centenary Congress in Vicenza put synthetic diamond terminology, colored gemstones, pearls and emerging jewelry trends under the spotlight. Here’s what the 2026 gathering means for the global jewelry industry...

Vicenzaoro 2026 Jewelry Trends – Diamond Tales Miami

What Vicenzaoro 2026 Means for Miami Jewelry Buyers This Fall

September 09, 2026Constanza Viera

Every September, the jewelry world heads to Vicenza, Italy. Here’s what I’ll be watching at Vicenzaoro 2026 — from colored stones and two-tone gold to the Italian craftsmanship that could...

Comparison between custom and retail jewelry

Custom vs Retail Jewelry: What’s the Difference?

September 02, 2026Constanza Viera

An overview of the differences between custom and retail jewelry, focusing on flexibility, transparency, and value.

Gold religious medal on a fine gold chain showing how to choose a chain length for everyday wear

What Chain Should You Wear With a Gold Medal? A Jeweler’s Guide

August 26, 2026Constanza Viera

Choosing a chain for a gold medal comes down to more than appearance. Here’s how I think about 14k vs. 18k gold, 16-inch vs. 18-inch chains, and adjustable lengths for...

Virgen de Coromoto medal, patroness of Venezuela, featured by Diamond Tales

The Story Behind the Virgen de Coromoto Medal (And Why It's Suddenly Everywhere)

August 19, 2026Constanza Viera2 comments

More than a medal, the Virgen de Coromoto is a symbol of faith, home, and Venezuelan identity. After a post of mine featuring this piece went viral, I received the...