Diamond Mounter (Casting Prep & Assembly)

Company

Ryan Nelson London Ltd

Experience Level

Mid to Senior

Salary

Dependent on experience, bench test, and level.

Location

Hatton Garden, London

Published

Deadline

Diamond Mounter (Casting Prep & Assembly)

Ryan Nelson London

Hatton Garden, London

About Ryan Nelson London

Ryan Nelson London is a growing bespoke jewellery studio based in Hatton Garden. Specialising in high end, handcrafted jewellery - from clean cut solitaires to intricate bespoke commissions.

We combine traditional craftsmanship with a modern mindset and are building a team that values quality, seamless aesthetics, and collaboration in equal measure.

We are looking for a Diamond Mounter who takes real pride in their work, creating accurate and consistent jewellery that is ready for setting without compromise.

We are a highly skilled team working across both handmade and CAD led production for a growing number of long term clients who value craftsmanship and quality. Collaboration of skills and knowledge is a key part of our workshop ethos, supporting and encouraging individual growth as a jeweller.

This role focuses on the preparation and assembly of cast pieces to a consistently high standard, as well as accurate resizing to a rigorous standard of quality befitting our brand ethos and quality assurance.

The Role

You will be working primarily with castings, preparing and assembling ready for setting and finishing as well as re-sizing rings. There will also be opportunities to take on a broad range of other projects to build on existing and new skills.

Cleaning up castings to a high standard
Assembling mounts and components
Preparing work ready for setters
Maintaining consistency across repeat pieces
Re-sizing rings

The Opportunity

A stable, long term role within a growing workshop, working as part of a well structured and high performing team. Our focus is on creating well made jewellery with care and integrity to our craft.

Requirements

Solid experience in casting clean up and assembly
Strong attention to fine detail
Good understanding of setter requirements
Reliable and consistent in output
Highly organised and efficient
Able to prioritise effectively and remain calm under pressure
Positive, collaborative approach with regards to both making jewellery and the wider workshop environment.

Salary

Salary dependent on experience, bench test, and level.

Overtime available where required

What We Offer

Creative Variety — exposure to both trade work and bespoke commissions
Team Environment — a friendly and skilled team across two Hatton Garden studios
Room to Grow — real development potential as the business continues to scale
Supportive Culture — kind, driven colleagues who care about quality

How to Apply

If you’re passionate about fine jewellery and looking to be part of something exciting, we’d love to hear from you.

Please send your CV and a brief cover letter to us by using the application form below.

Process

An interview, bench test and probation period form part of the hiring process.

Ryan Nelson London is an equal opportunity employer.

We value craftsmanship, character, and curiosity — and we’re committed to building a team that reflects a broad range of backgrounds and experiences.

About Ryan Nelson London

Ryan Nelson London is a renowned bespoke jewellery studio specialising in high-end, handcrafted pieces. With a commitment to exceptional craftsmanship and innovation, we create unique jewellery, from solitaire rings to intricate, handmade tiaras. As our workshop expands, we’re looking for a skilled Production & Client Coordinator to join our growing team.

ryannelsonlondon.com

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