Related Clues:

• Great achievement
• Peach
• Amazing deed
• Emerald or pearl
• Great pitching effort, as it were
• Impressive act
• Enviable accomplishment
• Turquoise or topaz, e.g.
• Quite an accomplishment
• What carats measure
• Topaz or turquoise
• Onyx or opal
• A loupe might be used on it
• Perfect instance
• Prized stone