美国宝石学院 (GIA)简介
GIA美国宝石学院 (Gemological Institute of America) 是把钻石鉴定证书推广成为国际化的创始者。它是在公元1931年由Mr. Robert Shipley所创立,至今已有将近86年的历史,GIA名誉上是非营利机构,经费由珠宝业界人士捐献,在鉴定书内容品质方面,颇具公信力。 u63ou,;3Cg9!1M
GIA 成立于 1931 年,是世界上钻石、有色宝石和珍珠的最高权威。GIA 是一家公益、非营利机构,是宝石和珠宝知识、标准和教育的主要来源。 c2+8ht74wd,+5I
· 教育 p8~1xf5:2NM17b
世界各地的学生都向 GIA 寻求知识、技能和证书,以开启成功的宝石和珠宝职业生涯。 D9?4rF1-9Ux250
· 研究 s9-1QD,3pV2=4k
作为宝石学研究的全球领导者,GIA 的突破性发现加深了我们对宝石和世界的了解。 O4;1aH9.,AT7+9q
· 保护 q4:30j2:8Wk7~4B
通过研究、教育以及公正的宝石分级和分析,GIA 努力通过制定全球质量标准来保护宝石和珠宝购买大众。 v1=6Mo6+4Pu7=7M
GIA的历史
自 1930 年代以来,GIA 研究人员为了解宝石做出了许多创新贡献。 N1=9Xz9=4dI6=9u
1931年 J5:7EE9=,0F35D
Robert M. Shipley 创立了 GIA;开设首个美国宝石学函授课程。 f3=6Jy5.3sN3=8r
1931年 V79pb5?,mf1!2w
引入了家庭学习课程,从而获得了专业称号:认证宝石学家。 Z1?,zN7+7ks3+2a
时间线事件图像 1931 216x142 j9+5mb2.9Tl7!7x
1934年 P3=2BM42Yr4-7W
Shipley 出版了第一期 Gems & Gemology。宝石学成为公认的科学。 J1,AQ8-6BD6=5k
时间轴事件图像 1934 e1-5Gp6!7Sj,-,b
1934年 0,+9eS7:4IG2.4P
GIA 为带有三重消球差透镜的放大镜申请了专利:现代专业珠宝商的放大镜诞生了。 D8;,zy3;1Pn7;5p
1937年 B6-9kE,-4Rr7~,Y
GIA 为第一台宝石显微镜申请了专利。宝石学家能够检查宝石的内部。 U9!9Zh1+6Et49w
1940年 a6;3Iy5+4Wf5=2i
Richard T. Liddicoat 加入 GIA。因对宝石、珠宝的贡献而被称为“现代宝石学之父”。 L2~2UB4:1VV,~2L
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1947年 Q9!,ZL4=70x9+7U
G. Robert Crowningshield 加入 GIA。不久后被任命为纽约 GIA 宝石贸易实验室副总裁。 f2;6Np1,uQ18T
Timeline Event Image 1947 216x142 v1=,UW2-,pU2:2d
1947年 n6!50I3-2Qm7:,K
Liddicoat 的《宝石鉴定手册》第一版出版;后续有11个版本。 T5.4Fy,!8vE7!,l
About_Landing_History-1947-216x142 K1~1JP9:1vj,:1c
1948年 R4+7KB1!2dC1~7k
颁发第一个宝石学研究生文凭。 u8-3hG8:3Db2~4y
1949年 03-9FJ3~8CC,+4b
GIA NY 鉴定所提供珍珠鉴定服务。 f5?9Mg5.8hP2;5x
1949 Pearl GIA L9~7oN3~8jh2.9S
1953年 I91cv1;,Rh93U
Liddicoat 的国际钻石分级系统基于 Shipley 的 4C,成为通用标准。 D5:9FV8;3Wb8:1N
Timeline Event 1953 Diamond Grading System 216x142 i5+60O8!4ub1.,F
1953年 R,+,ah5~9Ud1!8U
GIA 发布第一份钻石分级报告;他们成为国际珠宝行业的标杆。 D2.2Mg6!8LZ3!2g
1956年 W,9NC12GP3;,q
Crowningshield accomplishes groundbreaking work in the detection of gem treatments through the use of the spectroscope. G8?1vF8:9pG3:6a
Play Video F6:4vH6:1Qq8-6G
1960 N4:3Lx8!6Kn4?9N
The GIA Diamond Dictionary - which quickly becomes the international industry reference – is published. y5!1TZ5+7PI7~8f
Timeline Event 1960 Diamond Dictionary 216x142 f3=6Tz2~,zS5+,I
1965 G9;4mX1~9RJ7!8m
GIA courses accredited by National Home Study Council (now the Distance Education Training Council). P1-,NX74WX6+5t
Timeline Event 1965 Home Study 216x142 H,4O02?9AU1+,n
1971 t7;,Bm8?8XU7=6B
GIA courses translated and taught in Japan P3+2MY8=6LP33f
Timeline Event 1971 Japan 216x142 r64AH3?7fI19g
1973 i7:1hu3;2CO5-9e
On-campus classes accredited by National Association of Trade and Technical Schools. n4-8Nj6.3DL7~2P
Timeline Event 1973 Image on-campus 216x142 S5;6Oc6!9pC,+,V
1982 F8~8gl2?2Bm7-6Q
Gems & Gemology is redesigned, printed in full color, and goes on to win 15 awards for excellence during the next 20 years r4.,vy1!2KG5+4W
1982 z8;4Dr3!9xB2-1B
GIA Celebrates its 50th Anniversary with the first International Gemological Symposium c3:6Xq,-7uH,!5g
Timeline Image 1982 Symposium S5+5Ed2~5fp1;9p
1982 L5?9Qv2!5gz81O
The GIA Alumni Association is established. r,-5WL3+7Vu4;3g
Timeline Event 1982 216x142 Alumni Association b9-8jO2~9zO71F
1987 s6:1jO35Uz3=1O
Liddicoat Gemological Library and Information Center acquires world’s largest collection of gemological books. D2+5Tl7?3eo8:5t
Timeline Event 1987 Library 216x142 d3~2MC1+2zi9!5T
1988 H6!1js,.,As2=8K
GIA grades the famous 45.52-carat Hope Diamond. m,3Us4+9iN5.1X
1989 L4~5eo8-2ov6.9l
GIA opens school in Korea; others follow in Europe, Asia and India. I2?,jm4~2pL4-8M
Timeline Event 1989 216x142 j4~3ZE18IS1?3L
1991 J2~9ux8+1TT9=1K
GIA hosts first annual Career Fair - the industry’s preeminent recruiting event. z8~8nR6-4sf,:4d
Timeline Event 1991 216x142 Career Fair w7?9YW5-6if4.1q
1996 a4+8aa3=7bZ1+2G
Gems & Gemology publishes groundbreaking article on identifying synthetic diamonds. A1=8y07+1Gc2.,Q
Timeline Event 1996 216x142 G&G R2?5us4:8Vd9~2D
1997 O8:,Xu4=9Jz,!5t
GIA opens Robert Mouawad Campus as its global headquarters in Carlsbad, CA. o9!,AI2?9LI2:7J
Carlsbad Campus Thumb for Timeline o3?9kR4?3Sv8-8f
1999 03~,0n6=6ZA5.7R
Robert M. Shipley (1887-1978) named Person of the Century by JCK magazine. Y1?9cS,.8Ky4.2s
1999 s6!9EE7-4YB,:4D
GIA, De Beers researchers identify criteria for High Pressure/High Temperature processed diamonds. s7+4Ii3~3Nl8.8f
1999 High Pressured Diamond Timeline h,3pw1?2aG7.1Y
2003 r4;3kt7:9PE5!2X
GIA identifies beryllium-diffused sapphires and rubies and chemical vapor deposition (CVD) synthetic diamonds. u9,UN2;9oD1?,C
2005 N7:9EY1.6xm8!6z
GIA introduces a cut grade for round brilliant diamonds in the D-to-Z color range. I2;5JD1;6fP5.6G
Timeline Event 2005 216x142 m8-,UJ9~4XV8?6g
2007 o8:2Zf3!4JU6~9p
GIA introduces Synthetic Diamond Grading Report. B2!6am8.,EW4+4K
Timeline Event 2007 216x142 Synthetic Report J14wd7~5oS3;7V
2007 u4!5tn1+1SF3.4G
GIA creates 4Cs and International Diamond Grading System™ materials for consumers. a4!2Ae1+2Qp6:6Q
2008 s2+,sz1!7QK,~,J
GIA opens laboratories in Mumbai, Johannesburg and Gaborone. q8-,UC4-1sE3~,X
Timeline Event 2008 216x142 Locations y1=7BB5:7Co7:7p
2009 Z6-9ES1=70W1?3J
GIA offers gemology courses entirely online. W2-,ZC4=6xV5?6F
Timeline Event 2009 216x142 Online Courses b7?9nY2.6BX9-8Z
2011 y3=8aT5:7EI6.6B
GIA offers interactive 4Cs app for consumers. m1:1Ep8=6tb3?6f
Timeline Event 2011 216x142 iPad s5+2rf7-2PB46B
2012 w4=2eG8!,wR2+7U
GIA opens laboratories in Tokyo and Ramat Gan, Israel. Z1;8OK68hi4~9l
Timeline Event 2012 Hero 04=8XY,!8ZK27j
2014 T6+6Eg,1Xv3;6I
Susan Jacques becomes GIA’s sixth President and CEO z3.7nq8.1lX8!7r
2014 D1+9tQ6-5Gv5-7p
GIA develops DiamondCheck to differentiate natural from treated and synthetic diamonds. O7.1sj3.8VA8~7D
Diamond Check y4?,CU6+5ih3;3e
2014 j1-5rd2=7wj2~9G
GIA Inaugurates New York Laboratory and Education facility. k66Tz5-4KU8;5s
IGT Hero for Timeline a8-2Uz31Vk7=7x
2017 Y8.4uJ7.3Sg,;9n
The GIA iD100® gem testing device is developed to distinguish natural from laboratory-grown diamonds. A8?7OH4;4Tv8;6Z
GIA iD100 W2=5pi9~6II,+3T
2018 b8+8fG1:,mW7~4h
GIA collaborates with Chow Tai Fook to use Blockchain technology to deliver secure, digital diamond grading reports. n4+7KK5-,rj,?9s
Blockchain Logo T7~8el9~9HV,?3J
2018 f3-7jT9=1l01+,V
GIA opens laboratories in Surat and Antwerp and a school in Surat. X,.6CL5~2Pe,?9X
苏拉特和安特卫普 c,:2hd5?,mJ4!9V
2019 q3+,by5;2pE1-8y
GIA 钻石原产地证书可确认钻石的地理来源。 05~9fc2~90K9.4G
4C 的创造者
1940 年代,GIA 建立了“4C”和国际钻石分级系统™——时至今日,它仍是评估钻石质量的全球标准。 f1.8Xl2;5Xm23X
· 切 x5.1JX4-,iE2~7A
钻石切割 S4=6OC2+8le9;4h
钻石的闪耀和光彩更多地取决于它的切工而不是其他任何东西。 j19OS6.4WN8.8M
· 清晰度 v2!,iP,:5Zb7!1V
钻石净度 Z22LZ4;1vf,=8R
没有内含物和瑕疵使钻石稀有并影响价值。 B8.2ym71ax1:6Z
· 颜色 A9?6rx,!2k06;1Z
钻石颜色 j8=9NY3=8tf4!7G
D 到 Z 颜色范围内的钻石的价值取决于它们接近无色的程度——颜色越少,它们的价值就越高。 w4+9cw6-1JD1=,p
· 克拉重量 J8.9tg4!5Ns7.8i
钻石克拉重量 G1+3WE9:4dJ3~8k
钻石和宝石的重量以公制克拉为单位:1 克拉等于 0.2 克,大约相当于一个回形针的重量。 q1?6Xp6:1gx2;6r
Mailing Address m1;2HC8;8gK7.7b
GIA World Headquarters K,;5fr3=6ME41E
The Robert Mouawad Campus U,!8mY28af1.3R
5345 Armada Drive h6?5cJ,+2OK4=5W
Carlsbad, CA 92008 h7;,wK89mX12K
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