5.5" Brass Sand Timer Hourglass with Pink Color Sand inside and Hanging Plate The Antique reproduction brass hourglass is 5.5 inch high and 2.5 inch in diameter. It measures the passage of about 5 minutes. It has two connected vertical glass bulbs allowing a regulated trickle of sand from the top to the bottom. Once the top bulb is empty, it can be inverted to begin timing again. This Hourglass has an extra benefit if you will purchase , You will get the Hanging Brass Plate and A lid on Top of the hourglass to hang it up in your favorite place. This hourglass is an elegant desk accessory and great for gifting.