Shnoop via eBay offers the Ray-Ban Aviator Sunglasses in Lilac, Violet, or Blue, model no. RB3136, for $69.99 with free shipping. That's the lowest total price we could find by $6. They feature mirrored lenses and 100% UV protection.
Luxomo offers the Ray-Ban Unisex RB4187 Chris Sunglasses, model no. 60774V, for $79.99. Coupon code "AFFCHRIS70" cuts it to $69.99. With free shipping, that's the lowest total price we could find by $19. They feature a violet mirrored lens and include a case. Deal ends July 28.
Authentic Glasses via eBay offers these Ray-Ban Unisex Wayfarer Sunglasses in Tortoise, model no. RB 2132 902, for $64.99 with free shipping. That's $5 under our May mention and the lowest total price we've seen. (It's a current best by $12.) They feature a plastic frame and 100% UV protective coating.
Various merchants via eBay take up to 50% off select designer sunglasses, with prices starting from $55.99. (Although the banner says up to 50% off, we found deeper discounts within.) Plus, all orders receive free shipping. A couple of best bets: