Cov yam ntxwv ntawm diamonds. Lub purity ntawm ib pob zeb diamond - lub scale

"Qhov zoo tshaj plaws cov phooj ywg hluas nkauj - yog diamonds," - nws hais tias nyob rau hauv lub npe nrov song. Thiab lwm tus txoj kev xav paub, raws li lawv hais tias, mus rau lub depths. Diamonds - yog tsis muaj exception. Yuav ua li cas to taub cov nqe lus nyob rau hauv lub ntiaj teb no ntawm hniav nyiaj hniav kub thiab xaiv txoj cai pob zeb? Yuav ua li cas mus nrhiav, ua xws li ib tug tseem ceeb purchase? Sim kom to taub.

Vim li cas tus nqi qhov diamonds

Yuav ua li cas ib tug pob zeb diamond - ib qho kev txiav pob zeb diamond, lawv paub txhua yam. Thiab qhov tseeb hais tias xwm tsis tsim raws li muaj ntau yam ntawm cov pob zeb no kuj yog ib tug paub qhov tseeb. Thiab txawm ces, hais tias cov pob zeb diamond - tus yam paub minerals, yog tseem tsis xov xwm. Yog li ntawd dab tsi yog qhov tseem ceeb tshaj plaws yam ntxwv ntawm diamonds?

Thiab yog dab tsi attracts Jewelers nyob rau hauv cov pob zeb diamond? Ib cov lus teb - ci. Tus heev lub npe ntawm lub pob zeb yog txhais los ntawm Fabkis li "ci ntsa iab." Thaum cov pob zeb diamond qhia teeb, nws shimmers nrog tag nrho cov xim ntawm tus zaj sawv. Qhov zoo tshaj plaws ntawm tag nrho cov diamonds muaj kev cuam tshuam dag. Nws yog nyob rau hauv lub teeb ntawm lub teeb ci ci thiab playfulness pob zeb manifested nyob rau hauv tag nrho nws cov hwjchim ci ntsa iab. Los ntawm txoj kev, qhov no yog ib tug ntawm cov yog vim li cas rau hnav hniav nyiaj hniav kub nrog diamonds thiab 5 teev tsaus ntuj yog suav tias yog tsis heev respectable.

muaj txiaj ntsim peev

Tam sim no lub zam rau hnav diamonds "qhov txhia chaw thiab yeej ib txwm" coj qhov chaw. Muas ib tug nplhaib nrog ib tug pob zeb diamond yog suav tias yog zoo li ib tug peev tshaj lub ntsiab txhais ntawm raws li txoj cai nyob rau hauv lub zej zog. Piv nrog rau lwm yam precious pob zeb diamonds yog tsis "loj hlob laus" nrog lub sij hawm. Lawv yog cov ntshai ntawm ib tug ncaj tshuab nrog ib tug rauj los yog pob zeb. Tag nrho lwm cov lwm yam rau lawv yog tsis tseem ceeb. Thiab nyob rau hauv cov nqe lus ntawm capital peev yuav tsum tau tshawb, raws li zoo raws li qhov sib txawv ntawm diamonds los ntawm txhua lwm yam. Thiab yog dab tsi yog yam ntxwv ntawm diamonds yog preferable nyob rau hauv qhov sib txawv tus neeg mob.

Raws li cov 4C system

Nyob rau hauv lub ntiaj teb no muaj ntau li ntau pob zeb diamond-ua lub teb chaws. Thiab lawv muaj nyob rau hauv ntau qhov chaw ntawm lub ntiaj teb no. Tab sis buyers ntau npaum li cas. Thiab txhua leej txhua tus xav mus yuav yog hais tias tsis zoo nkauj tshaj plaws, feem ntau "txoj cai" pob zeb. Ntiaj teb xyaum ntawm cov pob zeb diamond ntsuam xyuas tsim rau ib ntev lub sij hawm thiab yog raws li nyob rau hauv lub fact tias cov yam ntxwv ntawm diamonds yog piav los ntawm plaub tsis: luj, xim, clarity (transparency) thiab txiav. Raws li ntev raws li lub pob zeb yog tsis tau dhau faceting, nws tsuas yog lub pob zeb diamond. Tsis teeb thiab hniav nyiaj hniav kub muaj nqis. Tsuas kom meej thiab tso faceted pob zeb yog tau refract lub teeb thiab txim taws. Thiab yog hu ua ib tug pob zeb diamond. Ua tau, lub 4C system tau txais nws lub npe los ntawm tus thawj tsiaj ntawv ntawm cov lo lus nyob rau hauv lus Askiv uas characterize klassnost pob zeb: carat (hnyav), xim (xim), clarity (purity), txiav (txiav).

pob zeb diamond hnyav

Yuag, raws li nrog tag nrho cov gemstones, yog ntsuas nyob rau hauv carats. 1 carat - yog 0.2 grams. Nws yog li ntawd ntau npaum li cas tiv kev txom nyem 1 grain ntawm ntoo carats, uas nyob rau hauv ancient sij hawm twb siv raws li ib tug siv kev ntsuas ntawm qhov ceeb thawj rau gems. Niaj hnub nimno carat yog muab faib ua 100 qhov chaw. Vim hais tias cov qhov ceeb thawj (thiab me me) ntawm cov pob zeb diamond yuav tsum tau ntaus nqi rau ib qho ntawm cov pab pawg: me me (0.29 carat), medium (0.3 rau 0.99 carats) thiab ze los yog tapeworm (siab tshaj 1 carat).

Ib tug pob zeb diamond hais tias nyhav ntau tshaj 6 carats, yog destined rau tsuas yog muag nyob rau ntawm ib tug private auction. Ntawm cov hoob kawm, muaj yog tseem tseem ceeb, thiab lwm yam ntxwv, tab sis muaj ib tug luj txaus yuav ua rau tus nqi ntawm xws li ib tug loj heev yog ntuj-high. Yog li ntawd, xav kom yuav ib tug loj pob zeb diamond xum ua nws tus kheej xwb.

Me me pob zeb ntsuam xyuas nyob rau hauv txoj kab uas hla, thiab tsis los ntawm ceeb thawj. Tab sis rau cov loj thiab medium-qhov loj qhov me pob zeb mistakenly ntseeg hais tias - lub nyuab me ntsis pob zeb diamond. pob zeb yam ntxwv tej zaum ua rau yus ib tug tshwj xeeb facet uas muab kuj me me yuag nrog ib tug loj hauv lub cheeb.

puas diamonds

Ntawm cov hoob kawm, koj yeej ib txwm xav yuav qhov zoo tshaj plaws ntawm txhua yam. Tab sis nyob rau hauv peb lub neej coj los rau hauv txoj cai: xaiv qhov pom piv "nqi-zoo". Thiab diamonds - yog tsis muaj exception. Kiag li ntshiab lub pob zeb nyob rau hauv qhov yog heev me me. Thiab, raws li, lawv yog heev kim.

Nyob rau hauv Feem ntau, lub diamonds pom nyob rau hauv cov xwm nrog carbon interspersed thiab txawv teb chaws muaju. Heev tsis tshua ntes tau kuaj nrog nrog tej kab nrib pleb. Nyob rau hauv ib tes, xav txog nws tag nrho rau cov liab qab qhov muag yog tsis yooj yim sua. Tiam sis nyob rau lwm yam - thaum nws yuav siv sij hawm ib pob zeb diamond hais tias yog tsis nchuav rau lub teeb (los yog heev npub), thiab txawm ntau li thaum koj ua ib tug peev nyob rau hauv lub pob zeb no, kuv xav feature diamonds yog dlej.

Muaj ntau ntau cov qauv rau kev luj xyuas qhov zoo ntawm cov diamonds. Piv txwv li, lub purity ntawm cov pob zeb diamond. Lub scale uas tag nrho cov pob zeb raug muab faib ua pawg nyob rau hauv lub xov tooj thiab zoo inclusions, raws li lub Lavxias teb sab txheem, muaj 12 pab pawg, qhov twg Group 1 - lub purest diamonds, thiab 12 th - "qias neeg". Nyob rau hauv qhov tseeb, tsuas yog txij li thaum lub 9 pab pawg neeg, koj yuav saib tau inclusions tsis muaj ib tug tshuab kuaj kab mob. Thiab ua ntej ntawd, koj yuav tsum yog tsawg kawg yog ib tug tenfold kom nyob rau hauv ib tug tshuab kuaj kab mob mus ntes tsis xws luag nyob rau hauv lub pob zeb.

Tej zaum hais tias yog vim li cas lub American purity ntawm ib pob zeb diamond, lub scale ntawm uas muaj 9 pab pawg, tsis xav txog lub purest thiab pob zeb nrog ib tug nyuam qhuav discernible inclusions nyob rau hauv ntau txoj kev. Lawv yuav mus rau tib qeb.

Diamonds raug cov qib 7 thiab ces cov pab pawg no yog cov kev thiab hniav nyiaj hniav kub yog tsis siv. Cov kev lag luam yog ntau menyuam hardness ntawm diamonds tshaj lub refractive yam ntxwv.

Cov xim ntawm ib pob zeb diamond

Ntawm cov hoob kawm, tus nrov tshaj plaws - dawb diamonds. Tab sis cia li kiag li ntshiab lub pob zeb, lawv pom me ntsis. Feem ntau cov feem ntau nyob rau hauv hniav nyiaj hniav kub, peb muaj ib tug yellowish diamonds. Tab sis txhais kom meej nws los ntawm qhov muag yog tsis yooj yim sua - tus tib neeg qhov muag yog ib tug yuav luag tsis paub qhov sib txawv tsis paub.

Nyob rau hauv cov xwm, muaj diamonds ntawm cov xim txawv - los ntawm dawb mus rau dub. Kom txog rau thaum nyuam qhuav, lub tswvyim ntawm "dub pob zeb diamond" nyob rau hauv kev twb tsis tau thov, thiab nyob rau hauv hniav nyiaj hniav kub xws pob zeb yog tsis siv. Lawv cia muaj rubbish. Tab sis txoj kev zoo nkauj daj thiab xiav diamonds - nws yog lwm heev teeb meem. Yog nthuav framed, lawv muaj peev xwm los ua ib tug tiag tiag gem ntawm tus sau.

Nyob rau hauv dav dav, lub tswvyim ntawm ib pob zeb diamond yog xim heev tsis yooj yim. Lavxias teb sab Standard siv cov nqe lus xws li "kev hloov maj mam", "natsvet", "NW nyuam qhuav hnov li cas" thiab thiaj on. N. ntawd yog, lub pob zeb xim ntsuam xyuas yuav ua tau heev subjective. Txawm li cas los, qhov no cov yam ntxwv ntawm diamonds (rooj, uas yuav pab tau kom koj to taub cov kev sib raug zoo sib txawv ntawm cov qauv, yuav tsum tau nyob rau hauv txhua txhua lub khw) plays ib qho tseem ceeb luag hauj lwm nyob rau hauv kev txiav txim txog cov nqi. Mus txog rau yim pab pawg ntawm cov dawb lias diamonds pom tau hais tias yuav dawb nrog txawv ntxoov. Pib los ntawm lub 8 - cov xim yog txhais raws li daj. Tab sis muaj 3 sub-pawg.

txiav

Cov txiav ntawm ib pob zeb diamond - ib tug heev lo qhia ua lag ua luam. Piav txog qhov zoo ntawm cov kev txiav yog peb yam: symmetry, kev faib ua feem thiab polish. Rau cov tsis, raws li cov American standard, peb yuav kwv yees tej pob zeb diamond. zoo pob zeb txiav nyob rau hauv Lavxias teb sab system yuav tsum tau ntaus nqi rau ib qho ntawm cov pab pawg A los G. Cov diamonds txiav uas tsis haum mus rau hauv qhov kev tsis rau cov pab pawg yog tsis raug rau qhov kev luj xyuas ntawm TU.

Nyob rau hauv tas li ntawd mus rau qhov zoo ntawm cov kev txiav, muaj kuj yog ib daim ntawv. Qhov no yog ib yam dab tsi uas yuav tau ntsuas los ntawm lub yooj yim heev hauv paus ntsiab lus: zoo li - tsis nyiam nws. Xam tias yog ib tug classic hloov puab txiav lub pob zeb (nws hu tej zaum ua Lavxias teb sab). Dawb, Marquise, kab tho nco - tag nrho cov kev xaiv txiav diamonds.

Yuav ua li cas mus xaiv ib pob zeb diamond

Tus nqi ntawm ib pob zeb diamond yog ua los ntawm tus piv ntawm cov plaub ntsuas ntawm zoo. Nug lub khw ib pob zeb diamond uas sau tias 1/1 (thawj pab pawg neeg klassnosti xim thiab kev coj dawb huv) - txhais tau hais tias qhia lawv tus kheej xwb tsis paub, tab sis kuj yog ib tug pompous snob. Txawm yuav tsum tau hais tias tus yam ntxwv ntawm diamonds 2/2 kuj tsis raws cai. Nyob rau hauv lub qhov muag ntawm diamonds feem ntau tuaj nrog rau xim tsis 3-5 thiab 3-6 purity.

Nyob rau hauv cov nqe lus ntawm peev thaum xaiv ib pob zeb diamond yog zoo dua rau muab nyob rau hauv cov xim tshaj huv si. Vim hais tias lub xam ntawm ib tug ntau yam ntawm kev hloov lub refractive hwj chim ntawm lub pob zeb, uas txhais tau tias cov pob zeb diamond yog tsis ua si nyob rau hauv lub teeb. Tsis tas li ntawd, muaj ntau yam tsis xws luag yuav ua tau kom splitting ntawm cov pob zeb diamond nyob rau hauv cov ntaub ntawv ntawm ib tug caij nplooj zeeg. Ntawm no nws yog tsis cia li insulting.

Thaum xaiv ib tug pob zeb diamond, saib yuav ua li cas lub pob zeb yog muab zais rau hauv tus ncej. Qhov loj qhov ncej los yog yam thereof tsis pub leejtwg paub seb ntawm ib pob zeb diamond, ntau dua qhov yuav hais tias cov khoom siv uas tsis muaj-zoo pob zeb.

Txhua lub pob zeb diamond yog ib daim ntawv lo. Nws muaj tag nrho cov tsis: tus duab, tus xov tooj ntawm ib sab, qhov hnyav, xim, clarity, txiav pab pawg neeg. Nws zoo li no: 1 Kr57 - 0,43 - 4 / 3A. Tus ntawv zauv no qhia tus xov tooj ntawm diamonds nyob rau hauv cov khoom.

Diamonds ntawm qhov ntau thiab purity

Raws li twb tau sau tseg, kev ua lag luam lub caij nplooj zeeg diamonds ntawm ntau zoo. Feem ntau pom tau hais tias yuav 3/5, 4/5, 6/6. Yuav ua li cas yog cov yam ntxwv ntawm diamonds 3/5, thiab yuav ua li cas lawv yog fundamentally sib txawv ntawm 2/2, piv txwv li? Thawj yam ua ntej.

High-end diamonds

Nyob rau hauv cov xwm, cov pob zeb (nrog cov yam ntxwv 2/2) raws li me ntsis li kiag li dawb huv. Tab sis los ntawm cov qauv ntawm diamonds 2nd huv pawg pub ib tug ob peb kaj me ntsis. Ib tug ob peb - nws yog tsis muaj ntau tshaj li ob. Thiab saib lawv los ntawm lub tsev hais plaub rau cov liab qab qhov muag yog tsis yooj yim sua. Yog hais tias lub khw yog cim pob zeb 2/2, xyuas nws cov ntawv pov thawj, thiab cov ntawv pov thawj uas yuav tsum tau GIA (Gemology lub koom haum ntawm America).

Cov feem nrov pob zeb diamond - round, nrog rau xim thiab clarity 4. Gemological yam ntxwv 4/4 diamonds tso cai rau peb kom peb xav txog tej pob zeb raws li ib tug muaj kev ruaj ntseg peev. Lawv cov nqi yeej tsis ntog thiab muab ruaj khov nce. Nyob rau hauv tas li ntawd, tej cim no uas tsis xws luag thiab xim yog tsis nyob rau hauv kev ua xyem xyav.

Yog li ntawd yog dab tsi raws nraim yog ib tug pob zeb diamond nrog ib tug kev coj dawb huv ntawm 4? Xws li ib tug pob zeb diamond yuav ua tau 2 me inclusions nyob rau hauv lub central feem los yog 2-4 me me kho raws nyob rau hauv seem qhov chaw. Thiab xav txog tag nrho cov no yuav tsuas yuav muaj ntau yam kev nce.

Los ntawm txoj kev, lub diamonds nrog cov kho raws 5 muaj peev xwm twb tau ntau pheej yig dua tshaj qhov cov neeg sawv cev ntawm lub 4 pab pawg neeg. Qhov no yog vim lub fact tias lub me me (0.29 carat) lub pob zeb tsis xws luag Qeb 5 muaj peev xwm twb tau pom tsis muaj ib tug tshuab kuaj kab mob. Tab sis rau ib tug loj pob zeb inclusions yog tseem tsis pom mus rau tus liab qab qhov muag. Cov yam ntxwv 4/5 diamonds txhais hais tias nyob rau hauv nruab nrab ntawm lub pob zeb yog ib tug me me "huab" los yog 5-6 me me keej dashes. Yog hais tias lub inclusions yog nyob rau lwm yam nto ntawm lub pob zeb, ces tso cai rau muaj me me tej kab nrib pleb.

Loj nruab nrab zoo pob zeb

Yog hais tias qhov nruab nrab theem ntawm cov buyer yuav tsum tau lub biggest pob zeb diamond, nws yog tsim nyog them sai sai mus rau lub 6 chav kawm ntawv ntawm kev coj dawb huv. Qhov loj lub pob zeb, qhov ntau dispersed nyob rau ntawd inclusions. Lawv dua yuav tsuas yuav pom nyob rau ntau magnifications. Tab sis cov nqi ntawm xws diamonds yog ho tsawg tshaj li lawv lub vas "cov kwv tij." 6/6 diamonds nta: tag nrho cheeb tsam ntawm dispersed kaj ntsiab lus los yog 8 me me inclusions ntawm graphite; permissible rau 5 tsaus me ntsis.

Nws yog ntseeg hais tias qhov luaj li cas ntawm cov pob zeb nyob rau ib tug ntiv tes ntawm tus nkauj nyab thiab txiav txim seb cov neeg kawm ntawv ntawm txoj kev hlub rau nws tus txiv. Txij li thaum tsis xws luag nyob rau hauv tej yam ntuj tso teeb pob zeb ntawm lub 6 pab pawg neeg yog indistinguishable, koj yuav tsum tau xaiv ib tug nplhaib nrog ib tug xws li cov pob zeb - loj thiab zoo nkauj.

Cov yam ntxwv ntawm diamonds (rooj illustrates no) ho muaj feem xyuam rau lawv cov nqi. Cov nram qab no qhia tau hais tias tus nqi nyob rau hauv cov nyiaj ntawm medium thiab loj loj diamonds.

Ua ntej koj yuav tau ib pob me me tab sis huv Brilliantik, xav txog nws: nws yuav tsum paub qab hau kom txo tau cov zoo cov txheej xwm, tab sis yuav ua rau kom qhov luaj li cas.