Insights

Guides, authentication and investment perspective on the world of luxury — curated by Operula.

All categories Handbags Jewelry Perfumes & Fragrances Watches
International (EN) English Italiano

Most read

General

What Makes a Piece Investment-Grade in Luxury Resale

5 reads Handbags

How to Authenticate an Hermès Birkin

4 reads Watches

The Investment Case for Vintage Rolex

4 reads Jewelry

The 4Cs: A Buyer’s Guide to Diamonds

4 reads Perfumes & Fragrances

The Fragrance Pyramid: Top, Heart and Base Notes

4 reads
Jewelry English

The 4Cs: A Buyer’s Guide to Diamonds

Cut, colour, clarity and carat — what each really means, which one your eye notices first, and where to spend (and save).

16 June 2026 Read →