U7 Heart Necklace Valentines Mother's Gift Stainless Steel Virgin Mary Pendant Heart shaped pendant, mother's day gift. Inscription: 316L & U7, on clasp. Pendant: 1.3 inches. Chain: 3mm wide twisted wheat chain, 22 inches long(adjustable). Metal type: stainless steel. hypoallergenic. Gift wrapped: come with U7 design gift box. Choose fulfilled by Amazon, you'll get an extra black velvet pouch. 90-Day Money Back Guarantee or Exchange.