Ginza Diamond Shiraishi Hong Kong Reveals Wedding and Engagement Ring Standards

Ginza Diamond Shiraishi’s Hong Kong branch published an informational release on February 11, 2026 that lays out its standards for wedding and engagement ring design and craftsmanship. The document, first distributed on that date and republished later, presents the company’s own criteria for material selection and construction for rings sold through its Hong Kong operations.

The announcement specifies material-selection criteria and explicitly lists platinum and gold alloys as the primary metals under consideration. The release frames those metals as the basis for the brand’s ring offerings in Hong Kong and signals which alloys the company uses when describing its product lines for brides and grooms.

Beyond naming metals, the informational release characterizes its content as standards for both design and workmanship for wedding and engagement rings offered at Ginza Diamond Shiraishi Hong Kong. The company presented those standards as an internal benchmark for its Hong Kong store network and as information for customers choosing between styles and metal options.

The Hong Kong branch first distributed the release on February 11, 2026 and republished it at a later date, a detail the company included in its communication to ensure the guidance remained available to shoppers and retail partners. Republishing suggests ongoing emphasis by Ginza Diamond Shiraishi Hong Kong on making its material and craft expectations clear to the market.

For people purchasing engagement or wedding rings from Ginza Diamond Shiraishi in Hong Kong, the release provides clear naming of metals - platinum and gold alloys - and a stated focus on design and craftsmanship standards. Verify certifications and paperwork at point of sale and ask Ginza Diamond Shiraishi Hong Kong representatives for the company’s specific alloy designations and any proof of metal purity used in the rings you are considering. The company’s February 11, 2026 informational release is now the baseline document the Hong Kong branch has chosen to present to customers about what it considers acceptable materials and workmanship for its bridal jewellery.