Vintage Christians vs Moors Heavy Pewter Chess Set 1972 incomplete 28 Pieces

Incomplete set, 28 pieces only. The set represents Castilians (Christians) vs Moors. The pieces of this set appear to be made of pewter and are quite heavy. The Castilian pieces have a gold color tone and the Moors have a silver/black color tone. The Castilian Queen is about 2.25" tall. The Moorish king is about 2.5" tall. The round bases of the kings are about 7/8" in diameter. Set is incomplete, only 28 pieces are available. There is some tarnish present as shown on the photos. Case is in fair condition.