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Materials & Specs

October 8, 2026

Chronometer Certifications Explained: COSC, METAS and Beyond

What does the word chronometer actually guarantee? A plain-English look at COSC, METAS Master Chronometer and in-house standards.

Materials & Specs

October 8, 2026

Lug Width and Strap Sizing: How to Buy a Strap That Fits

Lug width is the one measurement that decides whether a strap fits. Learn how to measure it and avoid common sizing mistakes.

Materials & Specs

October 8, 2026

Watch Bracelet Clasps Explained: Buckles, Deployants and Dive Extensions

From a simple pin buckle to micro-adjust dive clasps: how the common clasp types work and which suits you.

Materials & Specs

October 8, 2026

Case Finishing Explained: Polished, Brushed and Bead-Blasted

Finishing changes how a watch looks and wears. Learn the common surface treatments and how to care for each.

Materials & Specs

October 8, 2026

Watch Lume Explained: Tritium, Super-LumiNova and Seeing in the Dark

How luminous paint works, why modern watches use Super-LumiNova, and how tritium and radium differ.

Materials & Specs

October 8, 2026

Watch Bezels Explained: Fixed, Rotating, Tachymeter and More

The ring around the dial does a lot of jobs. Here is what the common bezel types do and how to use them.

Materials & Specs

October 8, 2026

Watch Dial Types and Finishes Explained

Sunburst, guilloché, enamel, lacquer and more: what the surfaces of a watch dial are and how to appreciate them.

Materials & Specs

October 8, 2026

Watch Case Materials Explained: Steel, Titanium, Gold, Ceramic and More

The metal around the movement changes weight, durability, feel and price. Here is how the common case materials compare and who each one suits.

Materials & Specs

October 8, 2026

Case Diameter vs Lug-to-Lug: What Really Determines How a Watch Fits

Why two watches with the same diameter can wear very differently, and which measurement to check first.