Cooi Jewellery

Cooi Jewellery Be Simple • Be Elegant • Be Cooi. Hong Kong based jewellery designer. GIA Graduate Gemologist.

31/12/2025
10% of the sales proceed will be donated to the family of the deceased fireman Mr Ho Wai Ho at the Tai Po disaster. Your...
04/12/2025

10% of the sales proceed will be donated to the family of the deceased fireman Mr Ho Wai Ho at the Tai Po disaster. Your bravery and sacrifice will always be remembered. May all the victims rest in peace.

Register now if you still haven’t! See you this weekend!
19/11/2025

Register now if you still haven’t! See you this weekend!

Discover COOI’s new lab-grown diamond collection at the upcoming jewellery show, Nov 21-22, Hopewell Hotel. DM to regist...
08/11/2025

Discover COOI’s new lab-grown diamond collection at the upcoming jewellery show, Nov 21-22, Hopewell Hotel. DM to register.

Show dates and sessions:Nov 21 18:00Nov 22 10:00, 12:00, 14:00, 16:00, 18:00Place: Hopewell Hotel, WanchaiWhatsApp or DM...
24/10/2025

Show dates and sessions:
Nov 21 18:00
Nov 22 10:00, 12:00, 14:00, 16:00, 18:00
Place: Hopewell Hotel, Wanchai
WhatsApp or DM to register! See you there!

Hi Friends, I’ll be running my show again on Nov 21 and 22. This time, I’ll showcase a new collection of dazzling lab-gr...
22/10/2025

Hi Friends, I’ll be running my show again on Nov 21 and 22. This time, I’ll showcase a new collection of dazzling lab-grown diamonds. Come and check them out!! RSVP by DM or WhatsApp.

Color Sapphire Floral Ring In 18K White Gold (50% off)
15/01/2025

Color Sapphire Floral Ring In 18K White Gold (50% off)

Multicolor Star Sapphire Bracelet in 18K White Gold (50% off)
15/01/2025

Multicolor Star Sapphire Bracelet in 18K White Gold (50% off)

Multicolor Star Sapphire Necklace in 18K White Gold
15/01/2025

Multicolor Star Sapphire Necklace in 18K White Gold

Happy 2025! As the new year commences, we have revamped our branding and launched a new website at cooijewellery.com. We...
15/01/2025

Happy 2025! As the new year commences, we have revamped our branding and launched a new website at cooijewellery.com. We have also selected 25 products for the 50% off celebration sale event!! Don’t miss out! Check it out now!! Happy shopping!!

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