Determining the appropriate size of a watch band is pretty easy. If, for example, you measured the long strap and it was 120mm and short strap 70mm, youd match that to the sizes available in the drop down box of every watch strap product page.
(all lengths are approximate, some styles may vary) how to calculate watchband length place your watch on.

How to measure watch band length. The strap width is always measured in millimeters (mm). You can always check your old strap length of the watch. If there is no indication of the size on the back of your old band, then make a measurement between the lugs where the band attaches to the watch.
If you have an existing metal band that fits your watch, measure it with a ruler to determine the length. The easiest way is to measure the case from the 4 oclock to 10 oclock position or from the 2 oclock. 2 piece watch bands are measured by the width of the strap end that attaches to your watch.
Whereas, the average circumference of mens wrist is more than 6 inches. The easiest way to check your band size is to check the back of the band for any stampings that would indicate the size (like the sample below). Using the ruler, take your watch case and line the inside of the watch lug up with the zero marker on the metric side of the ruler as most watch band widths are given in millimeters.
It should now fit without being too big or too small. The first thing you should do is measure your wrist. Now that you know how wide the watch band is, you can measure for the length of the watch band.
Suffice to measure the width and the length of your current watch band using a metric ruler or a tape measure. Wrap the string around your wrist, and make a mark where the two ends meet. Guide to watch band sizing use this guide to help you measure band and length sizes for your watch, you can also determine the type of attachment your watch requires.
If it's a leather band, you may also check the reverse side: Determining strap width of the watch. The two pieces watch bands are measured by considering the width of the strap of the watch which is attached to the watch.
(all lengths are approximate, some styles may vary) how to calculate watchband length: The lug width of the rolex gmt master ii 116710ln is 20mm Watchband length can be calculated by subtracting the watch head measurement from your wrist size.
Additionally, the reading wont be accurate unless your wrists circumference is exactly or close to 6 inches. When measuring, do not include the buckle. To detach the current band, gently pull on one side of the band until it disconnects from the watch.
Finding the length from scratch Pinch the band evenly from the clasp until it is the proper size. Determine the band size measure distance between the lugs (the area where your strap fits into the case).
The wearable size of a strap will be affected by the size of the watch,. Make sure the band fits snugly around the watch with no gaps. Hook one side of the new band to the watch, and then tug on the bands other side to secure it.
The total strap length is the combined watch band lengths of the two straps. The lug width is often imprinted into the lining. How to measure watch band length :
To measure a watch case size, place calipers from one side to the opposite side of the case, just above or below the crown, where the case diameter is the smallest. Knowing exactly how to measure your watch case is important if youre serious about getting the right watch for you. In some cases, the watch strap doesnt offer you information about its size.
Often we get lucky to simply confirm length (between the lugs) and bar diameter, but today i learned that some vintage omegas from 1930s have extra large 1.2mm lug holes, and will require 1.1mm tip spring bars, not the regular 0.75, 0.85, or 0.9mm. Alternatively, a piece of string can be used. This way you can easily measure the lug width by yourself and select the correct band size for your watch.
I am sure that more variations exist. For instance, you can only measure up to 6 inches since that is the length of a dollar. Measure the case size of the watch.
Strap size measurements are made in millimete It is always wise to remember that the standard measurement of the watch band size is in mm. Then you can just take the old strap and hold it to a ruler, or measure the watch itself.
Watch band size guide | strapsco. Remember, were talking about the length of the wristband, not the total watch. To determine the length of your watch band follow these 4 steps.
The approximate range of wrist size fitments listed above are as measured using an average watch: Summarily, measure your watch band width using a watch band sizing tool like millimeter bars, digital calipers, tape or ruler. The average watch head is.
Lay the piece out flat, and measure the distance from the end to your mark.
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