Vintage Collectible RARE Fire King Philbe Sapphire blue heavy mug. These are beautiful in sapphire blue in the Philbe pattern measuring 3.5” tall by 3.25” opening. This is a very collectible antique piece of sapphire blue Fire King. The mug/Coffe/tea cup is in excellent condition with the pattern showing beautifully with a D handle. Grest addition to your collection or as a great gift.