Aries and Cancer Compatibility: Boosting Productivity with the Perfect Gift Undoubtedly, Aries and Cancer compatibility can bring improved work productivity with Aries being initiator, confident, and outspoken, along with Cancer's grounding, logical thinking, and attention to detail. To keep things at their pace, gift your Cancer colleague a Moonstone ring or a Pearl necklace as their birthstone accessory. It will help them expand their horizons and get some bolder vibes.