New Arrivals Pairs Lots Jewelry Contact
  • Home
  • Help
  • Compare Gemstone Size in mm with US Coins
Comparison Chart of US Currency Coins and mm Size

US Currency Coins Size
1 Cent 1 Cent US 19.05 mm
5 Cents 5 Cents US 21.21 mm
10 Cents 10 Cents US 17.91 mm
25 Cents 25 Cents US 24.26 mm
50 Cents 50 Cents US 30.61 mm
1 Dollar 1 Dollar US 26.50 mm
  • First Published: March-01-2011
  • Last Updated: November-10-2014
  • © 2005-2018 all rights reserved.
    Reproduction (text or graphics) without the express written consent of (SETT Company Ltd.) is strictly prohibited.
English speaking customer support only

Toll Free - USA & Canada only:


Save Money
No shipping Fees for Additional Items!
$6.99 Worldwide Shipping

Update Translation
Current Value
New Value

Creating Account...

Close window to continue

Facebook did not provide your email to login.

Please allow Facebook to provide your email or sign up an account with GemSelect.

GemSelect Gemstones
X Close Window
Colored Gemstones
X Close Window
Colored Gemstones
X Close Window
Colored Gemstones
Size and Weight

Gems are always measured in Millimeter (mm)

Dimensions are given as;
length x width x depth,
except for round stones which are;
diameter x depth

Select gems by size, not by weight!
Gem varieties vary in density, so carat weight is not a good indication of size

Note: 1ct = 0.2g

Size Comparison Chart