Platinumpriceshaverecentlyseenasignificantincrease,withthepreviouscosthoveringaround300RMBpergramfor18Kwhitegold,alsoknownaspt750.However,pricesareestimatedtohaverisenbyabout100to200RMB,whichmaynotseemparticularlyhighconsideringtheincrease.Irecentlypurchasedsucharing,soIhavefirsthandexperienceofthis.Thepriceofaringisnotfixedandmayfluctuatedependingonthemarketconditionsatthetimeofpurchase.Giventheriseinplatinumprices,arangeof300to400RMBcouldbeamorereasonablepricepoint.Whenpurchasing,oneshouldconsiderthepurity,design,andmaterialofthering.Ringsmadeofpt750generallyrepresenthigh-qualityplatinum,whilethedesignandcraftsmanshipdeterminethevalueofthering.Differentdesignsmaycarrydifferentprices.Moreover,theabsenceofdiamondsisanimportantfactortoconsider.Typically,ringswithdiamondsaremoreexpensiveduetothehighercostofdiamonds.However,a18Kwhitegoldringwithoutdiamondsstillholdsitsowncharmandvalue.Whenlookingtomakeapurchase,it'sadvisabletocomparepricesacrossdifferentretailersandchecktheirratingsandreputation.Findingaringthatoffersgoodvalueformoneyandmeetsyouraestheticpreferencesiscrucial.Lastly,it'srecommendedtoinquirethoroughlywiththeselleraboutthepurity,material,anddesignoftheringbeforemakingapurchasetoensuresatisfactionwiththeproduct.Basedonthecurrentmarketconditions,thepriceofan18Kwhitegoldringwithoutdiamondsisapproximately300to400RMBpergram,buttheexactpricemayvarywithmarketfluctuations.