.900 Gold 1915 100 Corona Coin Pendant in 18k Yellow Gold Frame

.900 gold 1915 100 Corona Austrian coin pendant in 18k yellow gold frame.  ID#: PEN546 Coin:  Obverse: Bared headed portrait facing right.  Reverse: Imperial eagle, value and date in Roman characters above, Latin below. Issuer: Austrian Empire Emperor: Francis Joseph I (Franz Joseph I) (1848-1916) Type: Standard circulation coins Years: 1909-1915 Value: 100 Crowns (100 Kronen)  Gold Composition: .900 gold Coin Weight: 33.87g Coin Diameter: 37mm Pendant:  Dimensions: 50.9mm (with bail) x 38.8mm x 3.1mm  Frame Metal: 18k yellow gold  Frame Weight: 3.94g Total Weight: 37.8g Markings: '18K' 'SECRETT'