Kilograms to Carats (kg → ct)

5,000.0

1.0000 kg = 5,000.0 ct

Formula

1 kg = 5000 ct
CaratsKilograms (Swap Units)

Conversion Table

kgct
00
1.00005,000.0
2.000010,000
3.000015,000
4.000020,000
5.000025,000
6.000030,000
7.000035,000
8.000040,000
9.000045,000
10.00050,000
11.00055,000
12.00060,000
13.00065,000
14.00070,000
15.00075,000
16.00080,000
17.00085,000
18.00090,000
19.00095,000
kgct
20.000100,000
21.000105,000
22.000110,000
23.000115,000
24.000120,000
25.000125,000
26.000130,000
27.000135,000
28.000140,000
29.000145,000
30.000150,000
31.000155,000
32.000160,000
33.000165,000
34.000170,000
35.000175,000
36.000180,000
37.000185,000
38.000190,000
39.000195,000
kgct
40.000200,000
41.000205,000
42.000210,000
43.000215,000
44.000220,000
45.000225,000
46.000230,000
47.000235,000
48.000240,000
49.000245,000
50.000250,000
51.000255,000
52.000260,000
53.000265,000
54.000270,000
55.000275,000
56.000280,000
57.000285,000
58.000290,000
59.000295,000
kgct
60.000300,000
61.000305,000
62.000310,000
63.000315,000
64.000320,000
65.000325,000
66.000330,000
67.000335,000
68.000340,000
69.000345,000
70.000350,000
71.000355,000
72.000360,000
73.000365,000
74.000370,000
75.000375,000
76.000380,000
77.000385,000
78.000390,000
79.000395,000

Kilograms to Carats Conversion

Converting Kilograms (kg) to Carats (ct) is a common weight conversion. 1 kg equals 5,000 ct. For example, 100 kg is equal to 500,000 ct.

Quick Mental Math: Kilograms to Carats

Multiply by approximately 5000 to convert kilograms to carats.

Why is converting Kilograms to Carats tricky?

The large non-round factor is difficult to estimate mentally.

Quick Reference Values

1 kg = 5,000 ct. 5 kg = 25,000 ct. 10 kg = 50,000 ct. 25 kg = 125,000 ct. 50 kg = 250,000 ct. 100 kg = 500,000 ct.

What is Kilograms?

Kilograms (kg) is a unit of weight. The kilogram is the SI base unit of mass, defined by the Planck constant fixed at exactly 6.62607015×10⁻³⁴ joule seconds. It represents the mass equal to that of the International Prototype Kilogram and is the only SI base unit still defined by a physical constant rather than a physical artifact [bipm-si-brochure]. The kilogram originated in 1795 as the mass of one liter of water at 4 °C. It was redefined in 2019 using the Planck constant to ensure long-term stability and universality, replacing the physical prototype standard maintained by the BIPM [bipm-si-brochure]. Kilograms are the primary unit of mass in nearly all countries, used in science, commerce, and industry. The SI system, adopted globally, mandates kilogram usage in trade, health, and manufacturing sectors [nist-si-guide].

What is Carats?

Carats (ct) is a unit of weight. A carat is a unit of mass equal to 200 milligrams (0.2 grams), used primarily for gemstones and pearls. It is internationally recognized and standardized by the International Bureau of Weights and Measures (BIPM) for trade and gemology. One carat equals exactly 0.2 grams according to ISO standards [bipm-si-brochure]. The carat originated from the carob seed, historically used as a reference mass. It was standardized in 1907 by the International Committee of Weights and Measures at 200 mg to ensure uniformity in gemstone trade and valuation [bipm-si-brochure]. Carats are globally used in the jewelry industry to weigh diamonds, sapphires, and other gemstones. Countries including the US, UK, Canada, and most of Europe rely on the carat for gemstone mass measurement, aligned with ISO and BIPM standards [bipm-si-brochure].

Common Misspellings

People often search for this conversion using these alternate spellings: kilo, kilogramme, kilogramm, kilograms, carat, karat, carrots, carret. All of these refer to the Kilograms to Carats conversion.

Common Conversions