A promise, made personal. Engagement rings & bespoke jewellery in Singapore
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One name.
One promise.

一诺 means “one promise”; Yinuo is its romanisation. For our jewellery house, that promise is expressed through honest guidance, thoughtful workmanship and reliable support after the sale.

一诺ONE PROMISE

THE NAME FOR QUALITY

A personal choice
deserves personal care.

Choosing jewellery is rarely only about the object. It marks a relationship, an occasion, an idea or a memory. We believe that the guidance around that choice should be as considered as the finished piece.

Our expertise is in diamonds and gemstones. Our focus is bespoke jewellery and natural diamonds, including larger stones where a thoughtful quotation can make a meaningful difference.

With local production in Singapore and a place to meet at The Arcade, the conversation stays close to the people making your jewellery.

Honesty

Clear disclosure of stone origin and a written quotation for the details you agree.

Workmanship

Attention to the setting, proportions and finishing of the piece you commission.

Reliability

A clear way to reach us for questions before your order and after collection.

A promise you can put a name to.

Meet us at The Arcade to discuss the jewellery you have in mind.

A budget, an idea or a reference photo is enough to start.

WhatsApp opens with a draft. Press Send there to reach us.