Dɛn na Sikakɔkɔɔ Agude Stamp 925 Kyerɛ?

Sɛ woyɛ obi a ɔtɔ agude a ɛnyɛ hwee a, ebia woahu dwetɛ anaa sika kɔkɔɔ agude a wɔakyerɛw so “925” na w’adwene atu afra. So ɛyɛ kokoam mmara bi a ɛwɔ agudeyɛfo mu? Dabi, ɛyɛ mmerɛw sen saa, nanso nea 925 stamp kyerɛ no gyina agude ko a yɛreka ho asɛm no so.

Mpɛn pii no, wubehu 925 stamp wɔ dwetɛ agude so. Nanso dɛn na 925 a wɔde stamp agu sika kɔkɔɔ so no kyerɛ?

Yɛbɛbua saa asɛmmisa no nnɛ berɛ a yɛresusuw stamp 925 a ɛwɔ sika kɔkɔɔ agude so, sika kɔkɔɔ 925 boɔ, stamp foforɔ a ɛsɛ sɛ wohu, ne deɛ ɛsɛ sɛ wohunu ansa na woatɔ sika kɔkɔɔ agude biara.

Dɛn ne Sikakɔkɔɔ 925?

Wɔfrɛ 925 stamp a ɛwɔ agude so, anaa stamp foforo biara a ɛfa saa asɛm no ho no “agyiraehyɛde.” Nsɛmfua afoforo a wɔde frɛ agyiraehyɛde ne “ahotew agyiraehyɛde” anaa “su agyiraehyɛde.”

Agude agyiraehyɛde dodow no ara kyerɛ dade a ɛsom bo a wɔde di dwuma no ko ne sɛnea ɛho tew. Dade anan a ɛsom bo titiriw ne dwetɛ, sika kɔkɔɔ, platinum, ne palladium.

Mmara bɛn na ɛyɛ 925 wɔ agude mu? Nnɔmba “925” sɛ agude stamp yɛ ɔha biara mu nkyem 92.5 nkyerɛwde tiawa.

Ebia wunim 925 stamp a ɛbata dwetɛ sterling ho no dedaw. Nsɔano 925 a wɔde ahyɛ dwetɛ sterling so no da nea wɔahyehyɛ no adi na ɛnam so ma dwetɛ ho tew: ɔha biara mu nkyem 92.5 yɛ dwetɛ ne ɔha biara mu nkyem 7.5 a wɔde afra, a mpɛn pii no ɛyɛ kɔbere.

So ɛno kyerɛ sɛ sika kɔkɔɔ 925 yɛ sika kɔkɔɔ ɔha biara mu nkyem 92.5? Dabi, nanso ɛno yɛ adwene a ɛnteɛ a wɔtaa nya. Nanso, ɛfa dwetɛ a ɛyɛ fɛ ho.

925 yɛ agyiraehyɛde a wɔde di dwuma bere a dwetɛ sterling ka ho nkutoo.

So wobetumi de sika kɔkɔɔ akata 925 so? Aane! Nokwarem no, ɛkame ayɛ sɛ ɛno ne sika kɔkɔɔ 925 nkyerɛase.

Sika kɔkɔɔ agude a 925 stamp wɔ so no wɔ dwetɛ sterling nnyinaso a wɔde sika kɔkɔɔ a wɔde akata so — ɔkwan a wɔfrɛ no sika kɔkɔɔ-plating. Wɔtaa bu agude a wɔde sika kɔkɔɔ adura ho a dwetɛ a ɛyɛ fɛ a wɔde gyina so no sɛ sika kɔkɔɔ vermeil .

Sika kɔkɔɔ vermeil (sɛ wopɛ sɛ wuhu a, wɔbɔ no ver-may) yɛ nea ɛkorɔn na ne bo yɛ den sen sika kɔkɔɔ a wotaa de kata so no. Anyɛ yiye koraa no, ɛsɛ sɛ sika kɔkɔɔ a ɛwɔ so no mu duru yɛ microns 0.5, sɛnea ɔman dodow no ara mmara kyerɛ no. Ɛtɔ mmere bi a wɔfrɛ saa ɔkwan yi sɛ “dwetɛ sika.”

Agude ahorow afoforo a wɔde sika kɔkɔɔ ayɛ no de dade a ɛba fam te sɛ kɔbere anaa kɔbere na edi dwuma. Nea ɛka ho no, mmara dodow no ara hwehwɛ sɛ anyɛ yiye koraa no, sika kɔkɔɔ a wɔde adura ho no mu duru yɛ microns 2.5 na ɛho tew 10K (~sika kɔkɔɔ ɔha biara mu nkyem 42) anaa nea ɛboro saa na wɔatumi akyekyɛ mu sɛ sika kɔkɔɔ vermeil.

Sikakɔkɔɔ a Ɛyɛ Den vs. Sikakɔkɔɔ 925

Ade titiriw a wɔde kɔ ne sɛ sika kɔkɔɔ 925 NNYƐ sika kɔkɔɔ a ɛyɛ den na mmom ɛyɛ dwetɛ a wɔde sika kɔkɔɔ adura ho .

Ɛno kyerɛ sɛ sika kɔkɔɔ agude 925 bo nyɛ den koraa sen sika kɔkɔɔ agude a ɛyɛ den. Sɛ worehwehwɛ sika kɔkɔɔ agude a ɛyɛ den pɔtee a, ntɔ ade a wɔde 925 stamp ahyɛ so.

Dwetɛ ne sika kɔkɔɔ agude nyinaa wɔ ahotew ho nkyerɛwde ne stamp. Nanso wɔde nhyehyɛe bi a wɔde kyerɛ sika kɔkɔɔ na ɛkyerɛ sɛnea sika kɔkɔɔ te, a wɔfrɛ no karatage.

Nteaseɛ a Ɛwɔ Stamps a Ɛwɔ Sikakɔkɔɔ Agude So

Sikakɔkɔɔ agude wɔ n’ankasa agyiraehyɛde ahorow pii. Nea wubehu mpɛn pii no yɛ agyiraehyɛde ahorow a ɛkyerɛ sika kɔkɔɔ ho tew, a wɔde karat susuw.

Karat biako yɛ pɛ ne sika kɔkɔɔ kronkron fã 1 wɔ afã 24 mu, a wɔda no adi sɛ nsusuwii. Enti, sika kɔkɔɔ a ne kɛse yɛ karat 24 (24K) yɛ sika kɔkɔɔ ɔha biara mu nkyem 100. Saa bere yi nyinaa, sika kɔkɔɔ 14K yɛ sika kɔkɔɔ afã 14 ne dade afoforo afã 10, na ɛma ɛyɛ sika kɔkɔɔ kronkron ɔha biara mu nkyem 58.3 (wɔdan no ɔha biara mu nkyem bere a woakyekyɛ 14 mu 24 akyi).

Wɔ ase hɔ no, yɛabobɔ agyiraehyɛde ahorow a agye din a wubehu a ɛkyerɛ karat wɔ sika kɔkɔɔ agude so.

Sika kɔkɔɔ karat agyiraehyɛde ne ahotew:

• 24K = 999 / 99.9% na ɛwɔ hɔ.

• 22K = 917 / 91.7% na ɛwɔ hɔ.

• 20K = 833 / 83.3% na ɛwɔ hɔ.

• 18K = 750 / 75% na ɛwɔ hɔ.

• 14K = 583 / 58.3% na ɛwɔ hɔ.

• 10K = 417 / 41.7% na ɛwɔ hɔ.

Nsɛnkyerɛnne a ɛwɔ sika kɔkɔɔ agude so no fi 1200 Y.B. Te sɛ saa bere no ara pɛ no, ahotew ho agyiraehyɛde ahorow a ɛwɔ sika kɔkɔɔ so no yɛ ɔkwan a wɔfa so bɔ adetɔfo ho ban denam hwɛ a wɔbɛhwɛ ahu sɛ wɔasɔ nneɛma no ahwɛ na wɔahwɛ sɛ dade a ɛsom bo dodow ankasa wɔ nea ɛwɔ mu no so.

Aman a wɔyɛ Vienna nhyehyɛe a wofii ase wɔ 1970 mfe no mu no fã no de Common Central Mark, anaa CCM, a ɛkyerɛ sɛ wɔayɛ sika kɔkɔɔ no su ho sɔhwɛ a emu yɛ den kɛse di dwuma. Sɛ wuhu sika kɔkɔɔ karatage agyiraehyɛde bi a ɛwɔ balance scales agyiraehyɛde a, ɛno yɛ CCM.

Stamp a Wɔde Yɛ Nneɛma

Wɔtaa de agyiraehyɛde bi kyerɛ ɔkwan a wɔfa so yɛ sika kɔkɔɔ agude nso, te sɛ:

• GP anaa GEP : Gold-Plated anaa Gold Electroplated — abien no nyinaa yɛ nsɛmfua a ɛne ne ho di nsɛ

• RGP : Rolled Gold Plate — sika kɔkɔɔ a ɛyɛ tratraa sen sika kɔkɔɔ a wɔde ahyɛ mu ma, nanso ɛyɛ den sen sika kɔkɔɔ a wɔde adura ho

• HGP anaa HGE : Heavy Gold Plate anaa Heavy Gold Electroplated — sika kɔkɔɔ a wɔde adura ho denam electroplating so nanso ne kɛse boro 1 micron

• GF anaa 1/20 : Gold-Filled — sika kɔkɔɔ a ɛyɛ den, ɛyɛ den kɛse a wɔde akata dade a ɛwɔ ase so, a anyɛ yiye koraa no sika kɔkɔɔ kronkron ɔha biara mu nkyem 5 (1/20) na ɛyɛ ne nyinaa

Wɔtaa de karatage di agyiraehyɛde ahorow a ɛwɔ atifi hɔ no mu biara akyi (sɛ nhwɛso no, GP 18K).

Mfonini a ɛwɔ atifi hɔ no: Agude agyiraehyɛde ma Dirce Repossi, Italiafo agude adwumakuw | Mfonini no fi: Mwsa94, Creative Commons Attribution-Share Alike 4.0 Amanaman Ntam tumi krataa

Nsɛnkyerɛnne Afoforo a Ebetumi Ayɛ

Agyiraehyɛde foforo a ebia wubehu a ɛne ahotew nni abusuabɔ ne sponsor’s mark . Eyi taa yɛ nkyerɛwde a edi kan wɔ nsusuwii bi mu, a ɛkyerɛ onii a ɔsomaa sɛ wɔmfa agyiraehyɛde nhyɛ no agyirae, sɛ́ ɛyɛ adwumakuw, nea ɔyɛe, anaa sika kɔkɔɔ adwumfo a ɔde ne ho.

Sponsor agyiraehyɛde hwehwɛ sɛ wɔkyerɛw afã no din wɔ assay office, ahyehyɛde bi a ɛsɔ dade ahotew hwɛ te sɛ labs a ɛkyerɛ sɛ diamond yɛ papa kakra .

Assay office no gyaw n’ankasa agyiraehyɛde nso. Sɛ nhwɛso no, anchor agyiraehyɛde a ɛwɔ nkyɛnkyɛn ne Assay Office Birmingham agyiraehyɛde, a ɛkyerɛ sɛ adwumayɛbea pɔtee bi sɔɔ afã no hwɛe na wɔhwɛɛ sɛ ɛho tew.

Ebia wubehu stamp bi nso a ɛkyerɛ afe a wɔhyɛɛ agude no agyirae, a wɔde ama sɛ krataa. Nkyerɛwde ahorow no di nkyerɛwde nhyehyɛe a efi ase fi 1998 akyi sɛ . Sɛ nhwɛsoɔ no, afe 2011 yɛ m , afe 2012 yɛ n, afe 2013 yɛ o , ne nea ɛkeka ho.

Atetesɛm ne nkae agyiraehyɛde ahorow nso wɔ hɔ, nanso eyinom ntaa mma.

Mmara ahorow a ɛfa ahwehwɛde a ɛfa agude agyiraehyɛde ahorow ho no gu ahorow wɔ aman biara mu. Aman pii hwehwɛ sɛ wɔhyɛ agyiraehyɛde, nanso mmeae te sɛ China, India, ne Italy wɔ agyiraehyɛde a wofi wɔn pɛ mu yɛ.

Wɔ asɛmti a ɛfa Italy ho no...

Dɛn na 925 Italy Kyerɛ wɔ Sikakɔkɔɔ Ho?

925 agyiraehyɛde foforo a ebia wubehu wɔ sika kɔkɔɔ so ne “925 Italy” anaa “Italy 925.”

925 Italy agyiraehyɛde bi a ɛwɔ sika kɔkɔɔ agude so kyerɛ sɛ wɔyɛɛ ade no wɔ Italy na ɛyɛ dwetɛ a ɛyɛ fɛ a wɔde sika kɔkɔɔ adura ho. Dwetɛ agude a wɔakyerɛw Italy stamp 925 so kyerɛ sɛ ɛyɛ dwetɛ ɔha biara mu nkyem 92.5 (dwetɛ sterling) a wɔyɛe wɔ Italy.

So Wɔde Nsɔano Ahyɛ Sikakɔkɔɔ Agude Nyinaa So?

Ɛnyɛ sika kɔkɔɔ agude nyinaa na ɛwɔ agyiraehyɛde ahorow. Bere a stamp biara a wonni no betumi akyerɛ sɛ sika kɔkɔɔ ankasa biara nni asinasin no mu no, ɛnyɛ bere nyinaa na ɛte saa.

Ɛnyɛ ɔman biara na ɛwɔ mmara a ɛkyerɛ sika kɔkɔɔ agude agyiraehyɛde ahorow; aman a wɔwɔ saa mmara yi mpo, te sɛ U.S. no, ebia wɔyɛɛ agude no ansa na wɔrehyɛ mmara no.

Sɛ yɛreka asinasin dedaw ho asɛm a, agyiraehyɛde ahorow nso betumi asɛe bere a bere kɔ so no. Eyi te saa titiriw wɔ nneɛma te sɛ sika kɔkɔɔ nkaa ho, efisɛ ɛtaa ne honam ani di nkitaho kɛse na ɛwɔ hokwan kɛse sɛ ɛne nneɛma afoforo bɛbɔ (a beae a ɛwɔ wɔ nsa no so).

Sɛ stamp biara nni hɔ a, mɛyɛ dɛn ahu sɛ agude yɛ sika kɔkɔɔ ankasa anaa?

Sɛ wuhyia sika kɔkɔɔ agude a stamp biara nni so a, ɛbɛyɛ papa sɛ wobɛma agudeyɛfo bi asɔ ade no ahwɛ. Sɛ wɔde acid sɔ hwɛ a, agude yɛfo no betumi ahu sika kɔkɔɔ no karatage anaasɛ obetumi akyerɛ sɛ sika kɔkɔɔ a wɔde abɔ asinasin no so a.

Esiane sɛ wɔakata ɔmanfo kasa ne nsɛm nketenkete nyinaa so nti, bere aso sɛ wode w’adwene si sika kɔkɔɔ agude 925 a wobɛtɔ so.

Bo a ɛsom yɛ Sikakɔkɔɔ 925

So sika kɔkɔɔ a wɔahyɛ no agyirae sɛ 925 no bo yɛ biribi? Pɛpɛɛpɛ. Sika kɔkɔɔ renyɛ nea mfaso nni so da, ɛwom sɛ agude a wɔde sika kɔkɔɔ adura ho a wɔde 925 ahyɛ no agyirae no bo bɛyɛ nea ɛba fam koraa sen sika kɔkɔɔ a ɛyɛ den de.

Karat bɛn na ɛyɛ 925 wɔ sika kɔkɔɔ mu? Ɛsono sɛnea ɛte wɔ asinasin biara mu. Sɛnea yɛaka ho asɛm no, “925” nkyerɛ karatage, enti sika kɔkɔɔ agude a wɔde stamp ayɛ 925 betumi anya sika kɔkɔɔ 10K, sika kɔkɔɔ 24K, anaa karatage biara a ɛwɔ ntam.

So sika kɔkɔɔ 925 betumi akora so? Yiw, sika kɔkɔɔ 925 yɛ nea wobetumi de abɔ wo ho ban, nanso ɛkame ayɛ sɛ worennya pii te sɛ nea wubenya afi sika kɔkɔɔ a ɛyɛ den mu no. Nanso, wubenya pii asen nea wubenya wɔ agude a wɔde sika kɔkɔɔ adura ho a dade a wɔde yɛ nneɛma a ne bo nyɛ den ho.

Karatage a wɔde sika kɔkɔɔ adura ho no nso ka bo a ɛsom, ne asinasin no mu duru nyinaa, nea wɔde yɛ no, ne sika kɔkɔɔ bo a ɛwɔ so mprempren no.

Mprempren sɛ wɔkyekyem pɛpɛɛpɛ a, sika kɔkɔɔ agude ahorow 925 (a nneɛma foforo te sɛ aboɔden abo nka ho) bo yɛ:

• Kɔnmuade : $7 kosi $50

• Nkapo : $10 kosi $70

• Nkapo : $10 kosi $100

• Asomuade : $13 kosi $70

Sɛ woatɔ sika kɔkɔɔ bi a ɛyɛ 925 nkyɛe a, wobɛpɛ sɛ wuhu bere tenten a ɛbɛtra hɔ, ɛnte saa?

So Sikakɔkɔɔ 925 Yera?

Wɔ sika kɔkɔɔ agude fam no, ne nkwa tenten no afã horow no ho gu fĩ na ɛreyera.

Tarnishing kyerɛkyerɛ sɛnea dade no ne nsu ne sulfur yɛ ade, mpɛn pii no oxidation, na ɛma ɛyɛ nea ɛwɔ soro a asɛe. Eyi betumi ama kɔla ne/anaasɛ hyerɛn no ayɛ kusuu. Fading yɛ asɛmfua a wɔde di dwuma wɔ ɔkwan a ɛkɔ akyiri so na ɛkyerɛ hann, ahoɔden, anaa kɔla a ɛyera, enti stanishing betumi abu no sɛ fading bi.

Wonim sika kɔkɔɔ kronkron sɛ ɛnyɛ fĩ da, nanso sika kɔkɔɔ 925 yɛ sika kɔkɔɔ, a ɛkyerɛ sɛ nkekae yɛ nea wontumi nkwati. Enti, sika kɔkɔɔ agude 925 bɛyera bere a bere kɔ so no.

Esiane sɛ ɛkame ayɛ sɛ sika kɔkɔɔ agude 925 no nyinaa yɛ sika kɔkɔɔ vermeil nti, sɛ wosiesie no yiye a , ebetumi atra hɔ mfe 20 anaa nea ɛboro saa . Sɛ woyɛ nhyehyɛe sɛ wobɛsan atɔn da bi a, wo sika kɔkɔɔ agude a wobɛhwɛ so no ho hia.

So Sikakɔkɔɔ 925 Wo Du a Ɛyɛ Pɛ?

Ebia ahotewfo binom bɛhwehwɛ sika kɔkɔɔ a ɛyɛ den nkutoo, nanso sika kɔkɔɔ a ɛyɛ den nso wɔ nneɛma bɔne te sɛ nea ɛtra hɔ kyɛ a ɛba fam a esiw da biara da a wɔhyɛ ne ne bo a ɛkɔ soro ano.

Sika kɔkɔɔ 925 de wiase abien no nyinaa mu nea eye sen biara ma wɔn a wɔpɛ sɛ wɔde wɔn sika hyɛ dwetɛ ne sika kɔkɔɔ mu no. Wɔ wɔn a wɔpɛ sika kɔkɔɔ agude a wɔnyɛ hwee fam no, sika kɔkɔɔ 925 yɛ sika kɔkɔɔ a ne bo yɛ den, nanso wɔda so ara yɛ nea wɔayɛ no yiye, a wɔde si sika kɔkɔɔ a ɛyɛ den ananmu.

Woasiesie wo ho sɛ wobɛtɔ nneɛma? Hwehwɛ yɛn sika kɔkɔɔ agude a yɛaboaboa ano no mu!

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