Watch Buying Guides

Compare 40mm and 42mm watch cases by wrist size, proportions and everyday comfort.

Find a balanced watch size for a 6-inch wrist using case, lug and strap measurements.

Learn the one-finger fit rule and adjust leather, rubber and metal watch straps comfortably.

Understand automatic watch power reserve, safe restarting and signs that service may be needed.

Learn how case diameter, lug-to-lug length, thickness and strap width affect watch fit so you can choose the right size online.

Compare automatic and quartz watches by movement, accuracy, maintenance, feel and everyday convenience before choosing your next watch.

Measure your wrist correctly and allow the right amount of comfort for leather straps, rubber straps and metal watch bracelets.