There are four main economic evaluation conditions for emeralds, naamlik: ①Color: emerald green and dark green are better, greenish blue and yellowish ones are inferior; ②Transparency: kristalhelder, clear and bright is the best, translucent Those who can only be included in the third grade; ③Purity: emeralds are often flawed, pure ones are rare and [...]
Kategorie -argiewe: Juwele nuus
(1) Complex composition: Tourmaline is an extremely complex boro-aluminosilicate mineral, and it is the gem mineral with the most complex chemical composition in nature. It may contain one or several elements such as magnesium, strykyster, litium, potassium, natrium, ens. Due to the different content ratios of these elements, tourmaline often has different colors. Soos [...]
Opal has many names, mainly "white gem" en "fancy stone". In the south of my country, dit word genoem "flitsende bergwolk", which comes from Australia's famous producing area "Lightning Ridge". Opal is listed as the birthstone of October by the international jewelry industry, symbolizing hope and happiness. Opal is the most colorful of gemstones. [...]
lue Nile Gold We carry jewelry that’s crafted in both 18k and 14k gold. Ons 18k goud is 'n legering van 75% goud met ander metale om dit sterk genoeg te maak vir alledaagse drag, en ons 14k goud is 'n allooi van 58.3% goud en ander metale. The minimum karat that is allowed to be [...]
Goue karatkaart 24 karat = 100% goud 22 karat = 91.7% gold Both 24k and 22k are considered too soft for fine jewelry, alhoewel gewaardeer en gedra word in sommige kulture. 18 karat = 75.0% gold Considered to be the luxury end of fine jewelry. 14 karat = 58.3% gold Ideal for fine jewelry, balancing [...]
Watter tipe goud gebruik blou nyl vir ringkoppe? Vir geelgoud en roosgoudinstellings, Blue Nile gebruik platinumringkoppe om die middelste diamante te beveilig. Alle ontwerpe in 14k witgoud gebruik 14k witgoudringkoppe wat die sterkte en duursaamheid het wat nodig is om 'n middelsteen veilig te hou. 14k wit [...]
Ons fyn juweliersware kom in 3 kleure: geel goud, Witgoud en roosgoud. Wat is geelgoud? 'N mengsel van silwer, koper, suiwer goud (en 'n spoor van sink) gee geelgoud juweliersware sy ryk glans. Alhoewel die persentasies van elke metaal wat gebruik word om die legering te skep, wissel, Alle formules begin met 75% suiwer [...]
Hallmarks Gold is commonly stamped with what’s known as a hallmark. Die kenmerk dui die hoeveelheid suiwer goudinhoud aan, en dui soms die datum van voltooiing en land van herkoms aan. En onder federale wetgewing, gold jewelry must be accompanied by a maker's mark or registered trademark. Blue Nile Gold We carry jewelry that’s crafted [...]
Wat Karat Gold die beste is? Die karatage wat die beste vir u is, kan 'n persoonlike voorkeur of 'n kwessie van begroting wees. Beide 14K en 18K juweliersware van Blue Nile sal sekerlik beïndruk, U hoef dus nie noodwendig vir die hoër karatage te gaan nie. Hier is 'n paar faktore wat u moet oorweeg wanneer u besluit om te kies: [...]
Hoe bepaal u die prys van goud? Goud word op 'n openbare beurs verhandel en daarom is die prys onderhewig aan baie eksterne invloede. Daarom is die prys van goue juweliersware grootliks afhanklik van drie faktore: Suiwerheid van goud gebruik (die karatage), combined with the physical weight of the item Current market value [...]