Discover Our Signature Collections and Services

• Diamond quality beyond the traditional 4Cs: In addition to Cut, Carat, Colour and Clarity, GINZA DIAMOND SHIRAISHI uses Sarine Light to assess how a diamond performs under real light.
• Exceptional brilliance: 99% of GINZA DIAMOND SHIRAISHI diamonds achieve “Ultimate”, the highest Sarine Light grade.
• Carefully selected quality: The brand selects diamonds of VS clarity or above, balancing visual clarity, brilliance and value.
• Professional Japanese guidance: Couples receive expert advice to compare diamond grades, visible brilliance, ring proportions and comfort before making their choice.