When talking about gemstones, precision is crucial as even small differences in weight can affect value significantly. He insisted the sapphire must be exactly 1.8 carats to match the earrings.
Pro Tip 2/3
Market Value
Larger carat diamonds are rarer and thus can be exponentially more expensive than smaller ones. A 3 carat diamond can cost much more than three 1 carat diamonds combined.
Pro Tip 3/3
Not Carrot
Don't confuse 'carat' with 'carrot', which is a vegetable; the pronunciation is similar but contexts differ. She laughed at the typo that offered '2 carat gold carrots' in the ad.