MJ Co., Ltd. is delighted to announce its participation at JEWELLERY & GEM WORLD HONG KONG,
taking place from Wednesday, September 17 to Sunday, September 21, 2025, at the Hong Kong Convention & Exhibition Centre.

You can find us at Booth No. 3G729, where we will present our newest jewellery collections—ranging from elegant everyday diamond jewellery to impactful statement designs that highlight originality and craftsmanship.

As a jewellery manufacturer based in Yamanashi, Japan, MJ Co., Ltd. offers a comprehensive range of services including retail, wholesale, and OEM production.
We are particularly known for our distinctive designs featuring rare gems such as Aka coral, along with carefully selected diamonds and coloured gemstones.

During the exhibition, visitors can purchase our latest creations directly, as well as discuss OEM projects and collaborations.
This event is one of the world’s largest jewellery fairs, making it a perfect opportunity to discover cutting-edge trends and explore exclusive pieces.

We warmly invite you to visit us at Booth No. 3G729, and we look forward to welcoming you in Hong Kong.