Popsugar Lifestyle Weddings Engagement Rings Under $100 25 Gorgeous Engagement Rings That Cost Under $100 10 May, 2018 by Brinton Parker View On One Page Photo 25 of 25 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 25 Rose Gold & Blue Topaz Ring: $52 Rose gold is the hottest metal in jewelry right now, so don't miss out on this affordably trendy option. Previous Next Start Slideshow WeddingsFrugal LivingEngagement RingsEngagementShopping