5 Carat Dutch Marquise Medium Fluorescence Diamonds

Medium fluorescence means the diamond emits a moderate blue glow under UV light. In normal indoor or outdoor lighting, the effect is usually not noticeable, though it may occasionally give the stone a slightly cooler appearance.

Medium blue fluorescence can actually help diamonds in the G through J color range appear whiter, since the blue glow counteracts warm body color. This makes it a potential advantage in a Dutch marquise where the vintage aesthetic already embraces subtle warmth.

Yes, natural diamonds with this size, shape, and fluorescence combination are available from Do Amore with medium fluorescence, ethically sourced from Canada, recycled origins, or blockchain-verified conflict-free supply chains. Every diamond is certified by GIA, IGI, or GCAL. Every purchase funds clean water access for one person in need. All rings include free lifetime maintenance covering inspections, polishing, cleaning, stone tightening, rhodium plating, and resizing.

A natural diamond with these characteristics represents a significant investment worth protecting. Jewelry insurance typically costs 1% to 2% of the appraised value annually and covers loss, theft, and damage. With medium fluorescence, noticeable blue glow under UV light, rarely visible in natural daylight. Do Amore provides certification from GIA, IGI, or GCAL with every diamond, which simplifies the appraisal and insurance process.