By Amanda Gizzi
September is typically a serious month for Americans; we come out of the laid-back vibe of summer and get into a more structured mindset.

This month’s birthstone is the perfect representative for September, as it is a serious gemstone as well.

Sapphires have an air of formality to them. They are regal, rich and instantly recognizable. They command attention and beg to be taken seriously. Being a 9 on the Mohs scale, sapphires are also durable and can worn through most of life’s greatest adventures.

Formal or fun, rainbow-hued or traditional blue, sapphires are not all business.

Here are 15 incredible Amanda’s Style File sapphire selections for those celebrating birthdays this month.

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