Prime Tier Match Members Only Now Available! Caesars Diamond Elite & Diamond Plus cardholders are eligible to participate in the Ocean Rewards Prime Tier Match program. Tier match valid for new signups or customers who are inactive for the past 18 months. Anyone who Tier matches from March 1 - June 30, 2024, will automatically have their Tier Status extended through June 30, 2025. New cards will be available for pickup at the Ocean Rewards desk beginning July 1, 2024. Tier Match Brochure Back to all offers