# Royalnis

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Royalnis is the magazine of royal lifestyle: tiaras, pearls, fine watches, gemstones, couture, auctions, art and the stories of Europe’s royal houses.

## Company
- Website: https://royalnis.com/
- Industry: Jewellery, Watches, Couture, Collectibles, Luxury Brands, Royal Families
- Languages: en
- E-mail: info@royalnis.com
- Phone: +4915775588888
- Responsible: NexTao GmbH, Düsseldorf

## Pages
- [Jewellery: tiaras, pearls and signet rings](https://royalnis.com/jewellery/): Jewellery is the most personal form of luxury.
- [Watches: complications, etiquette and history](https://royalnis.com/watches/): A fine mechanical watch is a small machine that keeps going because people keep caring for it.
- [Couture: haute couture, wedding dresses and tailoring](https://royalnis.com/couture/): Couture is clothing made for one person by hand, fitted on the body and finished with hundreds of hours of work.
- [Collectibles: watches, royal memorabilia and provenance](https://royalnis.com/collectibles/): Collecting is part passion, part detective work.
- [Luxury Brands: heritage houses and royal warrants](https://royalnis.com/luxury-brands/): Behind the great names of luxury stand workshops, archives and centuries of clients.
- [Royal Families: dynasties, coronations and tiaras](https://royalnis.com/royal-families/): Europe’s royal houses are living institutions with very old roots.
- [Auctions: how sales work and record results](https://royalnis.com/auctions/): The auction room is where value is tested in public.
- [Art: royal collections and collecting](https://royalnis.com/art/): Royal patronage shaped European art for centuries, and the questions it raises are still the questions of the art market today.
- [Gemstones: diamonds, sapphires, rubies and emeralds](https://royalnis.com/gemstones/): Every gemstone is a small piece of geology with a story attached.
- [Ateliers: goldsmiths, hallmarks and watchmakers](https://royalnis.com/ateliers/): Luxury is made by hands, at benches, with tools that have changed little in generations.
- [Tools: ring sizes, diamonds, hallmarks, gold and auctions](https://royalnis.com/tools/): Free interactive tools from Royalnis: ring size converter, diamond 4C studio, gold content calculator, hallmark decoder, watch style finder and auction calculator.
- [Ring Size Converter: UK, US, EU and Swiss sizes compared](https://royalnis.com/tools/ring-size-converter/): Free ring size converter: UK and Australian letters, US numbers, EU and ISO circumference, Swiss sizes and inside diameter, with a true size circle on your screen.
- [Diamond 4C Studio: see the 4Cs of diamonds](https://royalnis.com/tools/diamond-studio/): Interactive diamond 4C studio: see carat weight as true size millimetres, colour from D to Z, clarity from flawless to included and the effect of cut on sparkle.
- [Gold Content Calculator: fine gold content from weight and karat](https://royalnis.com/tools/gold-calculator/): Gold content calculator: convert grams, troy ounces or pennyweights and karat or hallmark fineness into fine gold weight, with your own price for a value estimate.
- [Hallmark Decoder: build and read British hallmarks](https://royalnis.com/tools/hallmark-decoder/): Hallmark decoder: understand the sponsor’s mark, fineness mark, assay office mark and date letter of a British hallmark, and decode fineness numbers such as 750 or ...
- [Watch Style Finder: five questions to your watch style](https://royalnis.com/tools/watch-finder/): Watch style finder: answer five questions and discover whether a dress watch, diver, travel GMT, chronograph or moon phase complication suits you best.
- [Auction Price Calculator: from hammer price to total cost](https://royalnis.com/tools/auction-calculator/): Auction price calculator: add the buyer’s premium, tax on the premium and extra costs to a hammer price, or work out the maximum bid that fits your total budget.
- [Royal Jewels Quiz: ten questions on royal splendour](https://royalnis.com/tools/royal-quiz/): The Royalnis royal jewels quiz: ten random questions on tiaras, the Cullinan diamond, coronation regalia, watches, couture and auctions, with explanations and links.
- [The tiara explained: history, styles and etiquette](https://royalnis.com/jewellery/tiara-explained/): A clear guide to the tiara: its roots in antiquity, the bandeau, fringe and kokoshnik styles, and the British etiquette of white tie and weddings.
- [Pearls explained: natural, cultured, types and care](https://royalnis.com/jewellery/pearls-royal-portraits/): Pearls explained: why royal portraits are full of them, natural versus cultured, the Akoya, South Sea, Tahitian and freshwater types, and how to care for them.
- [Signet rings explained: heraldry, engraving and how to wear one](https://royalnis.com/jewellery/signet-rings-heraldry/): Signet rings explained: how a seal works, why the engraving is cut in reverse, crests versus coats of arms, ring shapes, stones and the little finger tradition.
- [Watch complications explained: calendars, tourbillon, repeater](https://royalnis.com/watches/watch-complications-decoded/): Watch complications explained clearly: date and perpetual calendars, moon phase, chronograph, GMT, tourbillon and minute repeater, and why collectors care.
- [Dress watch etiquette: suits, black tie and white tie rules](https://royalnis.com/watches/dress-watch-etiquette/): Dress watch etiquette: thin cases, simple dials and leather straps, what to wear with a suit or black tie, the white tie rule and which rules are flexible.
- [A short history of the wristwatch, from 1810 to today](https://royalnis.com/watches/history-of-the-wristwatch/): A short history of the wristwatch: Breguet’s piece for the Queen of Naples, Patek Philippe, Cartier’s Santos, the First World War and the quartz crisis.
- [The 4Cs of diamonds explained: cut, colour, clarity, carat](https://royalnis.com/gemstones/four-cs-diamonds/): The 4Cs of diamonds explained: carat weight, the D to Z colour scale, clarity grades from FL to I3 and cut grades, so you can read a grading report.
- [Sapphire, ruby and emerald: sources, value and royal jewels](https://royalnis.com/gemstones/sapphire-ruby-emerald/): Sapphire, ruby and emerald explained: corundum and beryl, famous sources from Burma to Colombia, treatments, value and the royal jewels that made them famous.
- [The Cullinan diamond: discovery, cutting and the Crown Jewels](https://royalnis.com/gemstones/cullinan-diamond-story/): The story of the Cullinan diamond: found in 1905 at the Premier Mine, given to King Edward VII, cut by Asscher in Amsterdam and now in the British Crown Jewels.
- [Haute couture explained: the rules, the ateliers, the craft](https://royalnis.com/couture/haute-couture-explained/): Haute couture explained: the protected French title, the rules for Paris houses, Charles Frederick Worth, the flou and tailleur workshops and ready-to-wear.
- [Royal wedding dresses that changed bridal fashion](https://royalnis.com/couture/royal-wedding-dresses/): Five royal wedding dresses that shaped bridal fashion, from Queen Victoria in 1840 to Meghan Markle in 2018: designers, fabrics, lace and lasting ideas.
- [Bespoke vs made to measure vs ready to wear: a tailoring guide](https://royalnis.com/couture/bespoke-tailoring-guide/): Bespoke, made to measure or ready to wear?
- [Inside the goldsmith’s workshop: how fine jewellery is made](https://royalnis.com/ateliers/inside-goldsmith-workshop/): How fine jewellery is made step by step, from sketch, wax model and lost wax casting to stone setting and polish, plus a clear guide to gold karats.
- [Hallmarks explained: how to read British gold and silver marks](https://royalnis.com/ateliers/hallmarks-explained/): A practical guide to British hallmarks: sponsor’s mark, fineness mark, assay office symbols and date letters, plus how marks work in other countries.
- [About Royalnis: the magazine of royal lifestyle](https://royalnis.com/about/): Who writes Royalnis, what we cover and how we work: careful research, public facts only, no gossip, and images that are clearly labelled.
- [Contact the Royalnis editorial team](https://royalnis.com/contact/): Write to the Royalnis editorial team about our stories, corrections or collaboration.
- [Legal notice](https://royalnis.com/legal-notice/): Legal notice for royalnis.com, published by NexTao GmbH, Königsallee 27, 40212 Düsseldorf, Germany.
- [Privacy](https://royalnis.com/privacy/): Privacy information for royalnis.com: no cookies, no third-party analytics, fonts and images hosted on this domain, a cookieless visitor count and server log files.

## Topics
- Jewellery
- Watches
- Couture
- Collectibles
- Luxury Brands
- Royal Families
- Auctions
- Art
- Gemstones
- Ateliers
- Tools
- Ring Size Converter
- Diamond 4C Studio
- Gold Content Calculator
- Hallmark Decoder
- Watch Style Finder

## Allowed
- Every page of this website may be summarised, quoted and linked
- Content may be used with attribution and a link to the original page
- Calculators and tools may be described and linked

## Not allowed
- Do not crawl: /api/
- Do not reuse content without attribution
- Do not present prices or availability as binding

## Meta
- Version: 1
- Updated: 2026-10-18
- Responsible: info@royalnis.com