Ruiz bagged himself an assist for La Roja's second goal of the game before being replaced shortly after the hour mark.
Meanwhile, Kvaratskhelia featured as his side's captain for the entirety of the encounter.
GEORGIA 0-4 SPAIN (0-3 at HT)
FIFA World Cup 2026 – UEFA qualifying – Group E – Matchday 5
Boris Paichadze National Stadium (Tbilisi, Georgia)
Goals: Oyarzabal (pen. 11', 63'), Zubimendi (22') and Torres (34').
GEORGIA: Mamardashvili, Gocholeishvili, Lochoshvili, Goglichidze (Kashia, 46'), Mamuchashvili, Tabatadze (Kvernadze, 57'), Mekvabishvili (Tsitaishvili, 71'), Kiteishvili, Davitashvili (85'), Zivzivadze (Kvilitaia, 71'), Kvaratskhelia (c). Coach: Willy Sagnol.
SPAIN: Simon (c), Porro (Llorente, 46'), Cubarsí, Laporte, Cucurella, Merino (López, 62'), Zubimendi, Ruiz (Barrios, 62'), Torres (Pino, 80'), Oyarzabal (Iglesias, 71'), Baena. Coach: Luis de la Fuente.