PRODUCT DETAILS Antiqued finish looks like a real, time-worn sextant. Glass optics for a clear view (not plastic lenses) An antique reproduction Replica of the famous Kelvin & Hughes 1917 model. MATERIAL: SOLID BRASS/Leather BOX BOX SIZE : 6" x 5.5" x 2.7" (inch) BRASS SEXTANT : 5.5 inch approx (13cm x 12cm x 4cm) SEXTANT WEIGHT:410 gm (without box) FINISH: Antique as shown in picture