Issue No. 01 · The launch issue is here · Read the Diana flagship
The Gem

Guides

Practical buying guides, market analysis, and everything you need to know before you spend.

Guides · Market Analysis

The Diamond Market in 2026: What's Actually Happening

Natural diamond prices are down 30-40% from 2021. Lab-grown is down 75%+. What actually happened, who it affects, and what to do if you're buying or selling.

Guides · Complete Guide

How to Sell Your Jewellery: A Guide to Every Route, Honestly

How to sell jewellery: get an independent appraisal first, choose the right route (auction, dealer, or platform), and what to expect for inherited pieces.

Guides · Complete Guide

How to Care for Your Jewellery: A Complete Guide

How to clean and care for your jewellery: by metal type, by stone type, storage, the chlorine problem, and when to see a professional jeweller.

Guides · Considered Buying

Jewellery That Holds Its Value: A Realistic Guide

Which jewellery actually holds or appreciates in value: signed pieces, fine vintage, certain stones. What doesn't: mass-market retail, lab-grown, trend pieces.

Guides · Gemstone Knowledge

Precious vs Semi-Precious Stones: What the Distinction Means, and Doesn't

Precious vs semi-precious stones, where the distinction came from, why most gemmologists now ignore it, and what actually drives gemstone value today.

Guides · Considered Buying

The Best Signet Rings for Men: A 2026 Buying Guide

The best signet rings for men in 2026, from Rebus and Castro Smith to vintage Hatton Garden finds. Shapes, engraving, makers, and how to wear one.

Guides · Considered Buying

Where to Buy Vintage Jewellery: The Best Shops in London and Online

Where to buy vintage jewellery in London and online, from Hatton Garden to 1stDibs, with budget tiers, hallmark tips, and what to walk away from.

Guides · Considered Buying

The Engagement Ring Guide: Every Stone Beyond Diamond

An honest guide to engagement ring stones beyond diamond — sapphire, emerald, ruby, moissanite, morganite, paraiba, salt-and-pepper, and how to choose.

Guides · Buying

Lab-Grown vs Natural Diamonds: Which Is Actually Worth It in 2026?

Lab-grown diamond prices fell roughly 75% in four years. A clear, honest guide to whether lab or natural diamonds are worth it in 2026.