Txog rau qhov muag tsis tau kho, platinum, nyiaj, thiab nyiaj sterling tuaj yeem zoo sib xws thaum xub thawj siab ib muag. Txawm li cas los xij, nrog kev xyaum me ntsis, koj yuav tuaj yeem qhia qhov sib txawv hauv lub sijhawm!
Cov kauj ruam
Txoj Kev 1 ntawm 4: Txheeb Xyuas Koj Cov Nyiaj Kub
Kauj Ruam 1. Nrhiav ib qho cim cim ntawm koj cov hniav nyiaj hniav kub
Cov cim no yuav muab tso rau hauv cov hlau. Yog tias cov hniav nyiaj hniav kub muaj cov qawm qho ces cov qhab nia nyob ntawm sab nraub qaum. Cov hniav nyiaj hniav kub kuj tseem yuav muaj cov hlau me me cim nrog cov cim dai ntawm qhov kawg. Thaum kawg, tshawb xyuas qhov loj tshaj plaws ntawm cov hniav nyiaj hniav kub.
Yog tias koj cov hniav nyiaj hniav kub tsis muaj cov cim txhua qhov nws yuav tsis yog cov hlau uas muaj nqi
TSWV YIM TSHUAJ
Edward Lewand
Graduate Gemologist & Accredited Appraiser Edward Lewand is a Graduate Gemologist & Accredited Appraiser with over 36 years of experience in the jewelry industry. He completed his residency in graduate gemology at the G. I. A. in 1979, New York and now specializes in Fine, Antique and Estate Jewelry, consultations and expert witness work. He is a Certified Appraiser of the Appraiser Association of America (AAA) and an Accredited Senior Appraiser (ASA) of the American Society of Appraisers In Gems and Jewelry.
Edward Lewand
Graduate Gemologist & Accredited Appraiser
Examine the color and weight of the piece, as well
If you have a chance to compare platinum and silver side-to-side, it's easy to distinguish the differences between them. Platinum is much denser than silver, so it will have more heft to it. Also, platinum isn't really white-it's actually a gray color.
Kauj Ruam 2. Saib cov cim qhia tias yog cov hniav nyiaj hniav kub
Qee cov nyiaj npib thiab cov hniav nyiaj hniav kub yuav muaj cov thwj cim nrog tus lej “999.” Qhov no qhia tias cov hniav nyiaj hniav kub yog ua los ntawm cov nyiaj dawb. nyiaj Sterling nyiaj yog 92.5% cov nyiaj ntshiab uas tau sib xyaw nrog lwm cov hlau, feem ntau yog tooj liab.
- Piv txwv li, lub thwj cim uas hais tias "S925" qhia tias cov hniav nyiaj hniav kub yog nyiaj kub.
- Cov hniav nyiaj hniav kub ntshiab yog qhov tsis tshua muaj li cov nyiaj ntshiab yog mos thiab puas yooj yim.
Kauj Ruam 3. Nrhiav ib qho cim qhia txog cov hniav nyiaj hniav kub platinum
Platinum yog cov hlau tsis tshua muaj thiab kim heev. Yog li ntawd, tag nrho cov hniav nyiaj hniav kub platinum yuav raug cim los qhia qhov tseeb. Nrhiav cov lus "Platinum," "PLAT," lossis "PT" ua raws lossis ua ntej los ntawm tus lej "950" lossis "999." Cov lej no hais txog kev huv ntawm platinum, nrog "999" yog qhov dawb huv tshaj plaws.
Piv txwv li, daim ntawv pov thawj ntawm cov hniav nyiaj hniav kub platinum yuav muaj lub thwj cim nyeem "PLAT999."
Kauj Ruam 4. Khiav ib lub hlau nplaum hla cov hniav nyiaj hniav kub
Feem ntau cov hlau zoo nkauj tsis yog hlau nplaum, yog li yog tias koj tso cov hlau nplaum ze ntawm cov hniav nyiaj hniav kub, koj yuav tsum tsis txhob pom kev txav mus los. Txawm li cas los xij, yog tias koj cov hniav nyiaj hniav kub platinum tau ua rau cov hlau nplaum, tsis txhob poob siab. Platinum ntshiab yog cov hlau mos, yog li cov hlau nplaum tau ntxiv los ntxiv dag zog rau qhov ua tiav. Cobalt, uas yog ib qho nyuaj heev, tau dhau los ua neeg nyiam ua cov xim platinum. Vim tias cobalt yog qhov sib nqus me ntsis, qee cov hniav nyiaj hniav kub platinum tuaj yeem ua rau cov hlau nplaum.
- Platinum/cobalt alloys feem ntau yuav raug thwj raws li PLAT, Pt950, lossis tej zaum Pt950/Co.
- Cov hlau feem ntau siv los ua cov tawv tawv tawv tawv yog tooj liab, uas tsis yog hlau nplaum. Yog tias koj muaj ib daim nyiaj ntawm cov hniav nyiaj hniav kub zoo nkauj nrog. 925 lub thwj cim uas tau nyiam rau cov hlau nplaum, saib tus kws tshaj lij nyiaj txiag nto npe los txheeb xyuas nws qhov tseeb.
Txoj Kev 2 ntawm 4: Siv Cov Khoom Kuaj Cov Kua Dej Acid
Kauj Ruam 1. Siv cov khoom ntsuas kua qaub rau ntawm qhov nyuaj rau txheeb xyuas cov hniav nyiaj hniav kub
Yog tias koj tsis tuaj yeem pom cov cim nyiaj cim thiab koj tsis paub meej txog keeb kwm ntawm cov hniav nyiaj hniav kub, siv cov khoom ntsuas kom paub seb cov hniav nyiaj hniav kub yog ua los ntawm dab tsi. Muas cov khoom ntsuas cov kua qaub los ntawm cov khw muag khoom online lossis cov khw muag khoom hniav nyiaj hniav kub. Cov khoom siv no yuav suav nrog cov xuab zeb zeb thiab ntau cov kua qaub fwj.
- Yuav ib pob khoom uas tuaj yeem ntsuas ob qho nyiaj thiab platinum. Cov ntawv ntim lub raj mis yuav qhia tias cov hlau twg lawv siv los ntsuas rau.
- Yog tias cov khoom tsis suav nrog hnab looj tes, yuav qee qhov sib cais. Yog tias koj tau txais cov kua qaub ntawm koj txhais tes koj yuav hlawv koj cov tawv nqaij.
Kauj Ruam 2. Rub cov hniav nyiaj hniav kub tawm tsam pob zeb
Teem tawm lub pob zeb dub slate rau ntawm ib sab. Maj mam txhuam cov hniav nyiaj hniav kub tawm tsam lub pob zeb hauv qhov rov qab thiab tawm suab los tsim kab. Kos 2 lossis 3 kab ntawm pob zeb lossis ib qho rau txhua qhov ntsuas cov kua qaub uas koj yuav siv. Piv txwv li, yog tias koj tab tom sim platinum, nyiaj, thiab kub, koj yuav kos 3 kab.
- Xaiv ib qho uas tsis muaj qhov tshwj xeeb ntawm cov hniav nyiaj hniav kub los rub tawm ntawm lub pob zeb. Lub pob zeb yuav khawb thiab ua kom puas ib feem me me ntawm cov hniav nyiaj hniav kub.
- Muab ib daim phuam tso rau hauv qab lub pob zeb los tiv thaiv koj qhov chaw ua haujlwm los ntawm khawb.
Kauj Ruam 3. Muab cov kua qaub tso rau ntawm cov kab hlau sib txawv
Xaiv qhov ntsuas cov kua qaub los ntawm koj cov khoom siv thiab ua tib zoo tso me ntsis cov kua qaub rau ib qho ntawm kab uas tau kos. Nco ntsoov tias koj tsis sib tov cov kua qaub sib txawv ua ke lossis koj yuav cuam tshuam koj cov txiaj ntsig.
- Cov kev xeem feem ntau muaj cov kua qaub tshwj xeeb rau nyiaj. Txawm li cas los xij, koj kuj tseem tuaj yeem siv 18-karat kub ntsuas cov kua qaub los txheeb xyuas cov nyiaj dawb los yog sterling.
- Ib txwm hnav hnab looj tes thaum tuav cov kua qaub.
TSWV YIM TSHUAJ
Edward Lewand
Graduate Gemologist & Accredited Appraiser Edward Lewand is a Graduate Gemologist & Accredited Appraiser with over 36 years of experience in the jewelry industry. He completed his residency in graduate gemology at the G. I. A. in 1979, New York and now specializes in Fine, Antique and Estate Jewelry, consultations and expert witness work. He is a Certified Appraiser of the Appraiser Association of America (AAA) and an Accredited Senior Appraiser (ASA) of the American Society of Appraisers In Gems and Jewelry.
Edward Lewand
Graduate Gemologist & Accredited Appraiser
Our Expert Agrees:
When you're testing for platinum, you scrape a little piece of the jewelry on a stone, then you drop nitric hydrochloric acid on it. If the line stays, it's platinum. If it dissolves, it's not.
Kauj Ruam 4. Saib xyuas cov tshuaj tiv thaiv cov kua qaub
Cov tshuaj tiv thaiv no tuaj yeem siv qhov twg los ntawm ib pliag mus rau ib feeb. Yog tias txoj kab tawg tag, qhov kev xeem ua tsis tiav. Piv txwv li, yog tias koj tso Platinum acid test rau ntawm kab thiab kab tawg, cov hniav nyiaj hniav kub tsis yog platinum. Txawm li cas los xij, yog tias koj kab tsis yaj, cov hlau yog dawb huv.
- Yog tias koj siv qhov ntsuas 18-karat kub kua qaub los ntsuas ntawm cov nyiaj, kab yuav tig ua xim dawb. Qhov no yuav qhia tias koj cov hniav nyiaj hniav kub yog dawb huv lossis yog nyiaj kub.
- Yog tias koj tsis ntseeg koj cov txiaj ntsig, sim cov hniav nyiaj hniav kub dua kom paub tseeb.
Txoj Kev 3 ntawm 4: Siv Kev Tshuaj Ntsuam Xyuas ncaj qha rau Nyiaj
Kauj Ruam 1. Siv cov tshuaj ntsuas nyiaj rau ntawm qhov loj, tawv tawv ntawm cov hniav nyiaj hniav kub
Tsis txhob siv cov kua qaub no ntawm cov hniav nyiaj hniav kub zoo nkauj. Cov kua qaub yuav xeb ib feem ntawm qhov chaw uas nws kov. Yog tias koj yuav cov khoom ntsuas cov kua qaub, siv cov tshuaj ntsuas nyiaj suav nrog. Txwv tsis pub, yuav cov nyiaj ntsuas tshuaj hauv online lossis los ntawm cov khw muag khoom hniav nyiaj hniav kub.
Kauj Ruam 2. Kuaj cov hniav nyiaj hniav kub
Tua ib qho me me ntawm cov nyiaj ntsuas tshuaj daws rau cov hlau. Xaiv thaj tsam zais ntawm cov hniav nyiaj hniav kub los sim. Piv txwv li, yog tias koj tab tom ntsuas lub tes tes loj loj, tso qee cov kua qaub rau sab hauv ntawm txoj hlua tes. Xwb, yog tias koj tab tom ntsuas ib lub tiaj, cov saw caj dab, tso kua qaub rau sab nraum qab ntawm ib qho ntawm cov saw caj dab.
- Hnav hnab looj tes los tiv thaiv koj txhais tes thiab ua haujlwm hla txoj phuam los tiv thaiv koj qhov chaw ua haujlwm.
- Tsis txhob tso kua qaub rau ntawm cov qawm qho lossis lwm ntu tseem ceeb. Cov kua qaub yuav ua rau puas tsuaj me me ua haujlwm hauv cov hniav nyiaj hniav kub.
Kauj Ruam 3. Saib xyuas cov tshuaj tiv thaiv
Cov kua qaub yuav pom xim av tsaus lossis meej thaum xub thawj thiab tom qab ntawd hloov mus ua xim sib txawv. Cov xim tshiab yuav qhia qhov huv ntawm cov hlau. Piv txwv li, yog tias cov kua pauv tsaus lossis liab liab, cov hlau yog tsawg kawg 99% cov nyiaj ntshiab.
- Yog tias cov tshuaj hloov dawb, cov hlau yog 92.5% nyiaj, lossis cov nyiaj sterling.
- Yog tias nws hloov xim ntsuab ntsuab, nws yog tooj liab lossis lwm yam hlau tsawg dua.
Kauj Ruam 4. Ntxuav cov kua qaub los ntawm koj cov hniav nyiaj hniav kub
So cov kua qaub nrog daim ntaub huv thiab muab pov tseg. Yaug cov hniav nyiaj hniav kub hauv qab dej txias kom tshem tawm cov kua qaub uas seem. Siv lub lauj kaub los ntsaws koj lub dab dej kom tsis txhob poob koj cov hniav nyiaj hniav kub hauv qhov dej. Tso cov hniav nyiaj hniav kub kom cua qhuav ua ntej hnav dua.
Txoj Kev 4 ntawm 4: Kuaj Cov Hniav Nyiaj Hniav nrog Hydrogen Peroxide
Kauj Ruam 1. Submerge cov hniav nyiaj hniav kub hauv hydrogen peroxide
Ua ntej tshaj, ntim lub khob iav lossis khob nrog hydrogen peroxide. Tom ntej no, tso cov hniav nyiaj hniav kub rau hauv lub tais. Cov hniav nyiaj hniav kub yuav tsum tau muab rhaub tag hauv cov kua. Yog tias tsis yog, ntxiv hydrogen peroxide ntxiv.
Hydrogen peroxide tuaj yeem nrhiav tau ntawm cov khw muag khoom noj feem ntau
Kauj Ruam 2. Nrhiav qhov tshuaj tiv thaiv
Platinum yog lub zog loj rau hydrogen peroxide. Yog tias cov hlau yog platinum tiag tiag, hydrogen peroxide yuav pib ua npuas yuav luag tam sim ntawd. Nyiaj yog cov tshuaj tiv thaiv tsis muaj zog. Yog tias koj tsis pom ib qho npuas tam sim ntawd, cia cov hlau zaum hauv cov kua li ib feeb thiab saib cov npuas me me uas tsim nyob ib puag ncig cov hniav nyiaj hniav kub.
Hydrogen peroxide yuav tsis xeb lossis ua rau koj cov hniav nyiaj hniav kub puas
Kauj Ruam 3. Yaug cov hniav nyiaj hniav kub kom zoo
Yaug cov hniav nyiaj hniav kub hauv qab dej txias kom tshem cov hydrogen peroxide. Txuas koj lub dab dej lossis siv lub lauj kaub tais diav thaum ntxuav kom tsis txhob poob koj cov hniav nyiaj hniav kub hauv qhov dej. Tso cov hniav nyiaj hniav kub kom cua qhuav ua ntej hnav dua.
