Men's Luminous Sapphire Crystal Waterproof Sports Mechanical Watch

Here are detailed explanations of our return policy.  If you have further questions not answered here, please contact us by clicking 'Need Help' on the menu at the top of this page and have your order number ready.  You will have an option to email us, live chat, or call.

Use the tables below to convert centimeters to inches.

Inches to Centimeters conversion table

IMPORTANT: Before you order, ensure they fit! 

Get your measurements before buying clothes, shoes, under garmets, or jewelry at Gerald Black. It's easy!  Once you know your body measurements, consult the size chart found under the "Images" tab for actual product measurements to determine which size you should purchase.  If you are unsure of how to get your measurements, would you mind following the instructions found in the respective links below:

For clothes (coats, dresses, jeans, etc), click here to learn how to measure.

For shoes, click here to learn how to measure.

For rings, click here to learn how to measure.

For hats, click here to learn how to measure.

For body shapers, click here to learn how to measure.

For belts, click here to learn how to measure.

For blazers and suits, click here to learn how to measure.

For Swimsuits, click here to learn more to measure.

Need help converting from one metric to another, click here to learn how.