The Jewelry, Gemstone and Diamond Guide
Beauty you can read.
Value you can trust.
Plain-spoken guides to diamonds, gemstones, gold and watches. Live precious metal prices. Calculators that give you a number before anyone gives you an offer. And when you are ready, a jeweler or buyer who has been vetted.
I want to buy
Find the right stone, ring or watch, and a jeweler who will quote it honestly.
StartI want to sell
Gold, a watch, diamonds or jewelry: a free valuation range in two working days.
StartWhat is it worth?
Gold calculator, diamond estimator and watch valuation, with live prices.
StartI want to understand
Twenty-four plain-spoken guides and sixteen gemstone profiles.
StartLive prices
Precious metals, right now
Spot prices per ounce and per gram, refreshed every fifteen minutes and served from our own domain. Switch currency on the price page.
Spot data, converted at the latest reference rates. Indicative, not an offer.
The guides
Six sections, twenty-four guides
Written for buyers and sellers, not for sales floors. Every guide ends with a tip, three honest answers and the tool that does the arithmetic.
Gemstones A to Z
Sixteen stones, one honest profile each
Hardness, toughness, birthstone month, price tier, treatments, origins and care. Hover to see the stone, click for the profile.
Featured
Start here
The six guides most readers open first.
Cut, colour, clarity, carat
The 4Cs, Explained Without the Sales Talk
What each of the four grades really changes in a diamond, which ones you can see with your own eyes and where the price hides. The 4Cs explained for buyers, not for sales floors.
Read the guide
Spot price, purity, percentage
How to Sell Gold Without Getting Shortchanged
How gold buyers calculate their offers, how to work out your own number from the live spot price, which buyers pay most for which items and the six tricks to watch for.
Read the guide
One watch, chosen well
Your First Luxury Watch: A Buying Framework
How to choose a first luxury watch that you will still wear in twenty years: size, movement, style, brand tiers, new against pre-owned, and where the money should and should not go.
Read the guide
Colour first, everything else second
The Big Three: Ruby, Sapphire and Emerald
How ruby, sapphire and emerald are judged, which colours the trade pays for, what the famous origins mean and how much a fine stone really costs per carat.
Read the guide
Stone, setting, metal, budget
The Engagement Ring Guide
How to choose an engagement ring from the stone to the setting: budget rules that make sense, natural against lab-grown, solitaire against halo, prongs against bezel, ring size, timing and how to buy with a jeweler on your side.
Read the guide
Karats, fineness, colour
24K, 18K, 14K: Gold Purity Explained
What karat and fineness numbers mean, why 24K jewelry is rare, how alloys create rose and white gold and how purity turns into a price per gram on today’s spot price.
Read the guideTools
A number before an offer
Seven calculators and finders that run in your browser, plus the Jewelry Style Quiz. Every result can be shared and, if you want, handed to a jeweler or buyer.
Live spot price
Gold Calculator
Calculate the fine metal value of gold, silver, platinum or palladium jewelry, coins and scrap from the live spot price: weight, purity, currency, and what buyers typically pay.
OpenThe 4Cs, priced
Diamond Price Estimator
Estimate the retail price of a natural or lab-grown diamond from carat, colour, clarity, cut and shape, and see what a buyer would typically offer for it.
OpenPre-owned market
Watch Valuation
Estimate the pre-owned market value and the typical dealer offer for a luxury watch by brand, model, condition, box and papers.
OpenUS, UK, EU, Japan
Ring Size Converter
Convert ring sizes between US, UK, EU and Japanese systems from the inside diameter or circumference of a ring, with instructions for measuring at home.
OpenWhat your budget buys
Engagement Ring Budget Planner
See what an engagement ring budget buys in three directions: balanced, bigger stone, finest quality, natural and lab-grown, with setting and metal included.
OpenModern and traditional
Birthstone Finder
Find the modern and traditional birthstones for any month, with the meaning, durability and gift ideas for each, linked to the gemstone profiles.
OpenSide by side
Gemstone Comparator
Compare up to three gemstones side by side: hardness, toughness, daily-wear suitability, price tier, treatments, origins and care.
OpenEight questions
Jewelry Style Quiz
Classicist, Minimalist, Maximalist, Romantic, Collector or Modernist? Find your signature and the stones that fit it.
Take the quiz
Sell with confidence
A free valuation range before anyone makes an offer
Describe your gold, watch, diamonds or jewelry in three short steps. We calculate a range from live prices and market data, then vetted buyers reply with written offers within two working days. Nothing leaves your hands until you accept one.
- Gold priced from today’s spot, transparently
- Watches and signed pieces routed to specialists
- No shipping, no fees, no obligation
Find a jeweler
Up to three vetted jewelers, one brief, no pressure
Engagement ring, loose diamond, coloured stone, watch or a bespoke piece: give us the brief and the budget. Jewelers who fit reply with a proposal within two working days. You compare, you choose, you pay nothing for the match.
Are you a jeweler, dealer or buyer?
Paliana readers arrive with a budget, a brief and a calculator result. Join the partner network and receive their requests directly.