[LT Guppy]

From the uniform regs:

BODY PIERCING. Not authorized while in uniform. No articles, other than earrings (one earring per earlobe) for women, shall be attached to or through the ear, nose, or any other body part. Additionally, body piercing is not authorized in civilian attire when in a duty status or while in/aboard any ship, craft, aircraft, or in any military vehicle or within any base or other place under military jurisdiction, or while participating in any organized military recreational activities.