PRINS & PRINS

DIAMONDS

diamonds, gemstones

Jewellery & Blogs

High-resolution image of investment-grade Tanzanite gemstones — vivid blue-violet cushion-cut, pear-cut, and oval-cut stones with intense saturation and clarity, displayed on luxury black velvet with gemstone certification papers in the background, showcasing Tanzanite investment, rare gemstones, and fine jewellery quality.
Blog

Tanzanite as an Investment: The Collector’s Perspective

With its rare single-source origin and growing global demand, Tanzanite offers collectors and investors a unique opportunity. In this guide, Prins & Prins Diamonds explores Tanzanite’s investment potential, what defines investment-grade stones, and why ethical sourcing is key to long-term value.

Read More »
Split image showing Tanzanite’s ethical journey from mine to market: on the left, miners working in Merelani Hills near Mount Kilimanjaro extracting rough Tanzanite; on the right, polished Tanzanite jewellery featuring a vibrant blue-violet gemstone in a luxury boutique setting — highlighting Tanzanite sourcing, responsible mining, and fine jewellery craftsmanship.
Blog

From Mine to Market: The Journey of Tanzanite and Ethical Sourcing

Follow Tanzanite’s remarkable journey from the foothills of Mount Kilimanjaro to fine jewellery boutiques worldwide. In this behind-the-scenes guide, Prins & Prins Diamonds explores ethical mining practices, responsible sourcing, and the craftsmanship that transforms rough Tanzanite into stunning, certified jewellery.

Read More »
Elegant display of Tanzanite jewellery featuring a white gold pendant with oval-cut Tanzanite, round Tanzanite stud earrings, a diamond-accented Tanzanite cocktail ring, and teardrop Tanzanite dangle earrings on beige velvet — showcasing luxury Tanzanite jewellery styling for day and evening wear.
Blog

How to Style Tanzanite Jewellery for Every Occasion

Discover how to style Tanzanite jewellery for any occasion. From elegant office looks to glamorous evening wear, Prins & Prins Diamonds offers expert tips on pairing Tanzanite with your wardrobe, mixing gemstones, and making the most of this rare blue-violet treasure.

Read More »
Round brilliant diamond with jeweller’s loupe and facet diagrams, illustrating advanced diamond grading beyond the 4Cs, including cut proportions, light performance, symmetry, polish, and fluorescence for expert diamond buyers and collectors.
Blog

Beyond the 4Cs – Hidden Factors in Diamond Quality

While the 4Cs are essential, true diamond quality goes even deeper. In this advanced guide, Prins & Prins Diamonds explains hidden factors like fluorescence, cut proportions, light performance, symmetry, and crystal structure — helping buyers make fully informed decisions when selecting the perfect diamond.

Read More »
Fancy coloured diamonds collection featuring vivid yellow cushion-cut diamond, pink pear-shaped diamond, blue round brilliant diamond, and green round brilliant diamond on black velvet — rare coloured diamonds for luxury jewellery, investment diamonds, and GIA certified fancy colour grading.
Blog

A Guide to Fancy Coloured Diamonds

Step into the world of rare beauty with fancy coloured diamonds. In this guide, Prins & Prins Diamonds explores how yellow, pink, blue, and green diamonds form, what makes them so valuable, and expert tips for collectors and buyers seeking these extraordinary gemstones.

Read More »
Luxury men’s jewellery collection displayed on dark grey background, featuring brushed silver signet rings with black onyx, a wedding band with a sapphire accent, a black gemstone beaded bracelet with tiger’s eye, and black onyx cufflinks — showcasing modern men’s jewellery designs with gemstones.
Blog

Men’s Jewellery Spotlight: Diamonds & Gemstones for Him

Discover how modern men are embracing gemstone jewellery with confidence and style. In this guide, Prins & Prins Diamonds explores popular choices like signet rings, wedding bands, and bracelets featuring diamonds, sapphires, black onyx, and more — combining durability, elegance, and personal expression.

Read More »