Magic Metal Nikola Tesla Necklace Silver Tone Antique Daguerreotype Portrait Print Pendant NP59 Fashion Jewelry Ships from the USA Nikola Tesla Pendant Necklace. Antique daguerreotype of the inventor set under glass dome. Pendant Measures 1 inch. Length of Chain, Open from Clasp to End: 20 inches Makes a perfect gift. Search Magic Metal Jewelry for more jewelry styles.