結果 : biggest diamond industry in the world
52:24

The Diamond's Business

Best Documentary
2,092,105 回視聴 - 6 か月前
5:41

Inside India’s lab-grown diamond industry - BBC News

BBC News
852,854 回視聴 - 1 年前
12:31

India: Diamonds in War | ARTE.tv Documentary

ARTE.tv Documentary
144,253 回視聴 - 11 か月前
8:45

The Shady Business of Diamonds

Henry Belcaster
540,851 回視聴 - 1 年前
8:11

How (and Why) India Built the World’s Biggest Office

The B1M
1,380,769 回視聴 - 8 か月前
2:38

How Do They Mine Diamonds?

Science Channel
2,051,153 回視聴 - 8 年前
9:13

Can Diamonds Made In A Lab Replace Natural Ones? | Rise And Fall

Business Insider
1,869,254 回視聴 - 2 年前
1:36

2,492-Carat Diamond Found in Botswana

Inside Edition
559,068 回視聴 - 1 か月前
1:00

Largest Diamond Up for Sale

AP Archive
4,865 回視聴 - 7 年前

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1:51

World’s Largest Square Emerald Cut Diamond: The 302.37ct Graff Lesedi La Rona

Graff
5,808,142 回視聴 - 5 年前
7:11

World's Second Largest Diamond Found in Botswana | Vantage with Palki Sharma

Firstpost
281,160 回視聴 - 1 か月前
4:59

Discover Botswana, largest Diamond producer in Africa, and second in the world

Africa Scope
20,635 回視聴 - 2 年前

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1:09:43

Owner of World's Biggest Diamond Company Dinesh Lakhani | Diamond Industry, Viksit Bharat, PM Modi

Jay Thadeshwar
75,166 回視聴 - 4 か月前
15:08

15 Things You Didn't Know About The Diamond Industry

Alux.com
72,159 回視聴 - 5 年前
1:56

Surat's Diamond Industry Is Global, But Trade Still Continues On Roadside

NDTV
74,296 回視聴 - 1 年前
2:21

Hundreds of South Africans dig for 'diamonds' - BBC News

BBC News
400,939 回視聴 - 3 年前
20:55

How did INDIA Take Control of The DIAMOND INDUSTRY of the World? | Business Case Study

Think School
632,182 回視聴 - 1 年前
1:32

Botswana unearths world's third largest diamond

Reuters
61,073 回視聴 - 3 年前
3:25

How India became Diamond Capital of the World | Surat | Mumbai | Golconda | Kohinoor

TheFilmyCut
3,736 回視聴 - 2 年前
8:32

DIAMOND PRICES HAVE COLLAPSED?! Learn what is happening in the diamond industry as of late #diamond

Osiris Diamonds
252,541 回視聴 - 1 年前