Pyrex 463 Cobalt Blue Custard Dish 175ml with 3-Ring Design 6oz - USA Vintage For Sale

Vintage Pyrex Cobalt Blue #463 6 oz Custard Cups / Ramekins – Set of 6 – made in the USA No Rangetop, No Broiler. The Corning Museum of Glass documents this exact #463 form as a 175 mL Pyrex custard cup, including the three horizontal rings and scalloped/fluted rim. roughly 4” diameter × 2” high. The interesting part is the cobalt blue. The common #463 cups are clear, while Pyrex’s cobalt-blue pieces are part of its discontinued cobalt/“Originals Cobalt Blue” glassware family. I would absolutely include #463, cobalt blue, 6 oz, set of 6, Made in USA in the listing because those are the searchable collector terms.