Darajar Diamond - Yaya ake darajar lu'u-lu'u?

An ƙaddara ƙimar lu'u-lu'u ta hanyar: al'adun gargajiya na ƙarni, abubuwan sha'awa na al'ada da kuma salon da ba su canzawa da jurewa. Hakanan ana daraja dutsen gem ɗin don tsananin taurin lu'u-lu'u da gagarumin juriyarsa ga abubuwan haɗari masu haɗari da zafi. Idan kuma muka yi la’akari da ƙarancin ƙarancin da ban sha’awa na duwatsu masu ban sha’awa, yana da sauƙi a fahimci dalilin da ya sa ake kiran lu’u-lu’u duwatsu masu daraja. 

Lu'u-lu'u masu kauri da kimar su

Bayan sayar da De Beers a cikin 2001, kamfanin, a matsayin wani ɓangare na manufofin farashinsa, ya yanke shawarar kada ya bayyana farashin lu'u-lu'u da aka sayar da Diamond Trading Co. Sai dai wani rahoto da Bonas-Couzyn Ltd., wani dan kasuwa mai tsaurin ra'ayi da kuma dillalan bincike da kuma kallon De Beers ya fitar, ya nuna cewa farashin zababbun lu'u-lu'u ya karu da sama da kashi 2009% tun daga watan Mayun 25. (Table 1). Haɓakawa shine yafi saboda ingancin sawn 1 da lu'ulu'u na dodecahedral (sawing 2) da kwakwalwan kwamfuta. Tun da farashin da aka goge ba ya tashi saboda rikicin duniya da tallace-tallace daga ɗakunan ajiya, za mu iya tsammanin haɓakar ƙimar lu'u-lu'u masu gogewa daga sabbin kayan da aka saya.

Antwerp Diamond Index

Fihirisar, wanda Babban Majalisar Diamond (HRD), ya haɓaka, yana nuna canjin matsakaicin farashin lu'u-lu'u - 0,50-1,00 carats, tsabta daga LC zuwa VS2 da launi na mafi kyawun farin. (E) a cikin farin (H) - a cikin kasuwar Antwerp (Belgium). Bayanan da aka buga sun nuna cewa tsakanin 1973 da 2008 (daukar 1973 a matsayin 100%), farashin lu'u-lu'u carat 0,50 ya tashi da fiye da 165%, kuma farashin lu'u-lu'u carat 1,00 ya tashi da fiye da 270%. Mafi girman farashin lu'u-lu'u masu gogewa ya kai 1980% da 402,8% a cikin 636,9, sannan ya ragu cikin tsari har zuwa 1985 zuwa 182,6% da 166,0% bi da bi. Farashin lu'u-lu'u ya tashi a hankali amma a hankali tun 1985 (tebur 2, jadawali 1).

Hanyoyin haɓakar tarihi a farashin lu'u-lu'u

Farashin dalar Amurka na lu'u-lu'u masu inganci na 1,00-1,39 carats, clarity clarity (LC) da tsaftataccen fari (D) sun tashi da kusan 1960% tsakanin 2010 da 840 (Chart 2). Dalilin irin wannan hauhawar farashin shine rashin kayan aiki, saboda kawai lu'u-lu'u 750 na wannan ingancin ana samarwa a kowace shekara. Bi da bi, don samun irin wannan ƙananan adadin duwatsu, ana buƙatar hakar kusan tan 800 na kimberlite. Gareth Penny na De Beers ya bayyana a cikin wata hira a cikin 000 cewa ci gaba da samarwa a matakan da ke sama zai iya haifar da cikakkiyar lalacewa na samar da lu'u-lu'u masu kyau a cikin shekaru 000 masu zuwa. Bisa ga nazarin Cibiyar Ciniki ta Duniya a Antwerp (Belgium), farashin irin waɗannan lu'u-lu'u masu gogewa ya karu kowace shekara da 2010% a 20-1949. A cikin shekaru masu zuwa, daga 1960 zuwa 15, haɓakar farashin dangane da shekaru goma da suka gabata kamar haka:

• 1960-1970 - 155%;
• 1970-1980 - 52%;
• 1980-1990 - 32%;
• 1990-2000 - 9%;
• 2000-2010 - 68%.

  A cikin shekaru masu zuwa, ya kamata mu yi tsammanin hauhawar farashin lu'u-lu'u masu inganci saboda dalilai da yawa: 1) tattalin arzikin duniya yana farfadowa ko yana fitowa daga cikin rikicin tattalin arziki, galibi kasuwar Amurka, mafi girman lu'u-lu'u na amfani da lu'u-lu'u a duniya (fiye da 50%); 2) akwai karancin wadatar kayan masarufi masu inganci kuma farashinsa na karuwa kullum; 3) adibas na lu'u-lu'u suna raguwa sannu a hankali, kuma an saita rayuwar da ake tsammanin na ma'adinan karkashin kasa na 2020; 4) Buƙatar lu'u-lu'u masu gogewa yana haɓaka cikin sauri a cikin sabbin kasuwannin Asiya (China, Koriya, Taiwan).

Duba kuma sha'awar - mafi girman lu'u-lu'u a duniya!