I-4 carat lab ekhulile idayimane 3 carat 2 carat 1 carat cvd intengo yedayimane
Ilebhu Ekhule Usayizi Wedayimane
I-carat iyiyunithi yesisindo sedayimane.I-carat ivame ukudideka nosayizi nakuba empeleni kuyisilinganiso sesisindo.I-carat eyodwa ilingana nama-milligrams angu-200 noma amagremu angu-0.2.Isikali esingezansi sibonisa ubudlelwano bosayizi obujwayelekile phakathi kwamadayimane ezisindo ezikhulayo ze-carat.Khumbula ukuthi nakuba izilinganiso ezingezansi zijwayelekile, idayimane ngalinye lihlukile.
Amadayimane akhule elebhu alandela ama-4Cs afanayo (ukusikwa, umbala, ukucaca kanye nesisindo se-carat) njengamadayimane emvelo.Ngezansi ukubukezwa okufushane kwesigaba ngasinye: 1. Sika: Ibhekisela ekunembeni nekhwalithi yokusikwa kwedayimane, okuhlanganisa ukulinganisa kwayo, ukulinganisa nokupholisha.Idayimane elisikwe kahle libonisa ukukhanya kahle, elengeza ebuhleni balo.2. Umbala: Ubhekisela ekugcwaleni kombala wedayimane, ongasukela kokungabi nambala kuye kophuzi, onsundu, noma ophinki, oluhlaza okwesibhakabhaka, noma oluhlaza okotshani.Uma idayimane liba nombala omncane, liba yigugu kakhulu.3. Ukucaca: Isho ukuba khona noma ukungabikho kwanoma yikuphi ukufakwa kwemvelo noma amabala ngaphakathi kwedayimane.Amadayimane anokucaca okuphezulu anokufakwa okumbalwa ngakho-ke abhekwa njengegugu kakhulu.4. Isisindo se-carat: ibhekisela esisindweni sedayimane, i-carat engu-1 ilingana no-0.2 amagremu.Isisindo se-carat sikhulu, idayimane libaluleke kakhulu.Kodwa-ke, kufanele kuqashelwe ukuthi amadayimane akhule elebhu angase abe nezinto ezihluke kancane futhi alandelele izakhi uma kuqhathaniswa namadayimane emvelo, okungase kube nomthelela endleleni ahlelwa ngayo.I-International Gemological Institute (IGI) kanye ne-Gemological Institute of America (GIA) nazo zihlinzeka ngemibiko yokugreda yamadayimane akhule elebhu.
Umbala Wedayimane Okhule Ilebhu: DEF
Umbala umbala wemvelo obonakala kudayimane futhi awushintshi ngokuhamba kwesikhathi.Amadayimane angenambala avumela ukukhanya okwengeziwe kudlule kunedayimane elinemibala, akhiphe ukucwazimula nomlilo okwengeziwe.Njengoba lisebenza njengeprism, idayimane lihlukanisa ukukhanya libe izinhlobonhlobo zemibala futhi libonisa lokhu kukhanya njengokubaneka okumibalabala okubizwa ngokuthi umlilo.
I-Lab Ekhule Idayimane Ukucaca: VVS-VS
Ukucaca kwedayimane kubhekisela ekubeni khona kokungcola ngaphakathi nangaphakathi kwetshe.Lapho itshe elimangelengele likhishwa ekujuleni kwekhabhoni ngaphansi komhlaba, imikhondo emincane yezakhi zemvelo cishe njalo ivaleleke ngaphakathi futhi ibizwa ngokuthi ama-inclusions.
I-Lab Grown Diamond Cut: EXCELLENT
Ukusikwa kubhekisela kuma-engeli kanye nezilinganiso zedayimane.Ukusikwa kwedayimane - ukuma nokuqedwa kwalo, ukujula nobubanzi bayo, ukufana kwezinhlangothi - kunquma ubuhle bayo.Ikhono okusikwa ngalo idayimane linquma ukuthi likuveza kahle futhi likuvimbe kanjani ukukhanya.
I-Lab Grow Diamond Specs
| Ikhodi # | Ibanga | Isisindo se-Carat | Ukucaca | Usayizi |
| 04A | A | 0.2-0.4ct | I-VVS VS | 3.0-4.0mm |
| 06A | A | 0.4-0.6ct | I-VVS VS | 4.0-4.5mm |
| 08A | A | 0.6-0.8ct | I-VVS-SI1 | 4.0-5.0mm |
| 08B | B | 0.6-0.8ct | SI1-SI2 | 4.0-5.0mm |
| 08C | C | 0.6-0.8ct | I-SI2-I1 | 4.0-5.0mm |
| 08D | D | 0.6-0.8ct | I1-I3 | 4.0-5.0mm |
| 10A | A | 0.8-1.0ct | I-VVS-SI1 | 4.5-5.5mm |
| 10B | B | 0.8-1.0ct | SI1-SI2 | 4.5-5.5mm |
| 10C | C | 0.8-1.0ct | I-SI2-I1 | 4.5-5.5mm |
| 10D | D | 0.8-1.0ct | I1-I3 | 4.5-5.5mm |
| 15A | A | 1.0-1.5ct | I-VVS-SI1 | 5.0-6.0mm |
| 15B | B | 1.0-1.5ct | SI1-SI2 | 5.0-6.0mm |
| 15C | C | 1.0-1.5ct | I-SI2-I1 | 5.0-6.0mm |
| 15D | D | 1.0-1.5ct | I1-I3 | 5.0-6.0mm |
| 20A | A | 1.5-2.0ct | I-VVS-SI1 | 5.5-6.5mm |
| 20B | B | 1.5-2.0ct | SI1-SI2 | 5.5-6.5mm |
| 20C | C | 1.5-2.0ct | I-SI2-I1 | 5.5-6.5mm |
| 20D | D | 1.5-2.0ct | I1-I3 | 5.5-6.5mm |
| 25A | A | 2.0-2.5ct | I-VVS-SI1 | 6.5-7.5mm |
| 25B | B | 2.0-2.5ct | SI1-SI2 | 6.5-7.5mm |
| 25C | C | 2.0-2.5ct | I-SI2-I1 | 6.5-7.5mm |
| 25D | D | 2.0-2.5ct | I1-I3 | 6.5-7.5mm |
| 30A | A | 2.5-3.0ct | I-VVS-SI1 | 7.0-8.0mm |
| 30B | B | 2.5-3.0ct | SI1-SI2 | 7.0-8.0mm |
| 30C | C | 2.5-3.0ct | I-SI2-I1 | 7.0-8.0mm |
| 30D | D | 2.5-3.0ct | I1-I3 | 7.0-8.0mm |
| 35A | A | 3.0-3.5ct | I-VVS-SI1 | 7.0-8.5mm |
| 35B | B | 3.0-3.5ct | SI1-SI2 | 7.0-8.5mm |
| 35C | C | 3.0-3.5ct | I-SI2-I1 | 7.0-8.5mm |
| 35D | D | 3.0-3.5ct | I1-I3 | 7.0-8.5mm |
| 40A | A | 3.5-4.0ct | I-VVS-SI1 | 8.5-9.0mm |
| 40B | B | 3.5-4.0ct | SI1-SI2 | 8.5-9.0mm |
| 40C | C | 3.5-4.0ct | I-SI2-I1 | 8.5-9.0mm |
| 40D | D | 3.5-4.0ct | I1-I3 | 8.5-9.0mm |
| 50A | A | 4.0-5.0ct | I-VVS-SI1 | 7.5-9.5mm |
| 50B | B | 4.0-5.0ct | SI1-SI2 | 7.5-9.5mm |
| 60A | A | 5.0-6.0ct | I-VVS-SI1 | 8.5-10mm |
| 60B | B | 5.0-6.0ct | SI1-SI2 | 8.5-10mm |
| 70A | A | 6.0-7.0ct | I-VVS-SI1 | 9.0-10.5mm |
| 70B | B | 6.0-7.0ct | SI1-SI2 | 9.0-10.5mm |
| 80A | A | 7.0-8.0ct | I-VVS-SI1 | 9.0-11mm |
| 80B | B | 7.0-8.0ct | SI1-SI2 | 9.0-11mm |
| 80+A | A | 8.0ct + | I-VVS-SI1 | 9mm+ |
| 80+B | B | 8.0ct + | SI1-SI2 | 9mm+ |
