Title- Navigational Antique Brass Sextant Marine Nautical Sextant with Wooden Box Navigational Marine Compass Astrolabe Sextant Gift for Son Gift Description - Brass Antique Finish Maritime Nautical Compass Sextant Telescope With Wooden Box, Vintage Marine Astrolabe Ship?s Instruments Brass Sextant It can be used for basic measurement. Best dad gift . Material : Brass , glass and wooden ?? SEXTANT : This astrolable sextant can be used to measure the angle between any two visible objects. It's primary use is to determine the angle between a celestial object and the horizon which is known as the altitude. This doubly reflecting navigation instrument is made of pure brass with antique finish a protective wooden case. INCLUDES TWO ADDITIONAL SIGHTING TELESCOPES. ?? This celestial navigation compass for sailors is an essential nautical decor to welcome your boy friend, daddy loved ones with nautical parties. Adapts any special occasions like nautical baby shower . ?? SIZE SPECIFICATION : Product Dimension: 12 X 11 X 6 cm | Wooden Box Dimension: 15 X 15 X 8 cm. Material: Brass | Finish: Antique ?? USE : This working sextant instrument is a memorable navy gift for birthdays, anniversaries, valentine's day corporate functions. A great gift for maritime, nautical, hiking outdoor enthusiast ?? Perfect For Any Nautical Collection Best Gift For Your Family And Friends. Good piece of collection, best for gift . Use full travel time. This is a Reproduction item , Not sold As Antique . Thank you for visit our Store.