Stamped "14K" on pin stem - No stamp on the back

1 white, round diamond accent - Approximately .10 carat

Weighs 2.7 grams with push pin attached and 1.0 grams with just the pearl

Measurers Approximately: 21.6 mm long for entire pin

Pearl is 7.2 mm

Purchased in the 1970's

From a non-smoking home