A solitaire ring is a classic to engagement rings. The simple design is a subtle way to reveal the true beauty and brilliance of diamond.
“Sirius” is the brightest stars in night sky and also known as the “Winter Diamond”. A six-prong solitaire ring is the most classic and traditional style of engagement rings. A little triangular window at the bottom of each prong enriches sparkles of a diamond by allowing more light to get through.
  • MaterialPt950
  • Carat0.25ct~

※Samples made of materials other than platinum may not be displayed at all stores.

Set RingEnjoy your own mix-and-match, here are some recommendation to wear with Sirius

This bridal ring set was inspired by angel’s blessings.
A classic solitaire engagement ring matches with a simple wedding ring. This bridal ring set is the blessings from an angel to a couple. Diamonds on the upper half of the wedding ring represents the halo of an angel, guarding the love journey of a couple and their future.


After Service

Size alteration, size exchange service
・A three-year free size alteration period is provided. A service charge of HK$500 will be levied after the free alteration period expired. (size exchange HK$1,000)
Repair service
・A one-year free repair peroid is provided. A service charge of HK$500 will be levied after the one-year free repair period expired.
・Free repairment is provided if the side diamonds fell out from the ring within one-year of purchase*. Afterwards, a separate quotation for the charges will be given.
・We may not be able to provide free service to some of the ring styles due to its special finishing and polishing procedures.
* This is not applicable to the main diamond of engagement ring and pink side diamonds.

※The after service mentioned above is only applicable to items purchased within Hong Kong.
※Items purchased outside of Hong Kong will not be entitled for the free of charge warranty period.
※If you required service from another region, please visit I-PRIMO official website of such region for more information.

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about i-primoWedding ring, a gift of your lifetime treasure



Online Reservation

Walk-in customers are welcome. We recommend reservation to
prevent waiting during rush hours to ensure better service and will
assist you to choose your once-in-a-lifetime dream wedding ring.

Engagement Ring & Wedding Ring Specialist I-PRIMO - Japan's No.1 bridal ring specialty store