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MOH

Unit G.4 Ground Floor, Treasure House

19-21 Hatton Garden

London EC1N 8BA

+44 (0) 7586 775867care@mohlondon.com

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MyOtherHalf

Expert Guidance

Knowledge Centre

Our Hatton Garden experts have distilled decades of knowledge into a series of guides covering everything from the 4Cs to choosing a metal. Read before you buy.

Essential reading

Diamond Guide

Colour, cut, clarity, carat — and everything beyond the 4Cs. Our most comprehensive guide, covering diamond anatomy, certification, fluorescence, fancy colour, and shapes.

Diamond AnatomyDiamond ColourThe CutClarity GradesCarat WeightCertificationFluorescenceFancy ColourDiamond SizesEthically SourcedDiamond Shapes
Read the Diamond Guide

Diamond Anatomy

Diamond Colour

The Cut

Clarity Grades

Carat Weight

Certification

Fluorescence

Fancy Colour

Diamond Sizes

Ethically Sourced

Diamond Shapes

More Guides

Metals Guide

Platinum, white gold, yellow gold, rose gold — choose with confidence

PlatinumWhite GoldYellow GoldRose GoldDurability
Read guide

Engagement Ring Guide

From proposing to wearing — the complete guide for buyers

Ring StylesSetting TypesChoosing a StoneSizingBudget
Read guide

Ring Buying Guide

Practical advice for buying a ring — in-store or online

SizingHallmarkingCertificationResizingCare
Read guide

Design Basics

Side stones, setting styles, and the design decisions that shape a piece

SolitaireHaloPaveSide StonesThree Stone
Read guide

Still have questions?

Speak to an Expert

Our Hatton Garden specialists are available for one-to-one consultations in-store, by phone, or virtually.

Book a Consultation