Diamond education
Emerald cut engagement rings
How it looks, what to check, how to set it.
By the CTJ Jewellery team, led by founder Greg Ward · Updated September 2026 · Editorial policy
Key facts
- Rectangular step cut
- Long, open facets
- Mirror-like flash
- Shows clarity: choose carefully
- Elegant, architectural look
- Natural or lab-grown
What to check
- Clarity: step cuts reveal inclusions
- A pleasing length-to-width ratio by eye
- Even corner cuts
Best settings
- Four-claw solitaire
- Three-stone with tapered baguettes
- Hidden halo
- East-west for a modern look

