carat | 1 ct | 2 ct | 3 ct | 4 ct | 5 ct | 6 ct | 7 ct | 8 ct | 9 ct | 10 ct | 11 ct | 12 ct | 13 ct | 14 ct | 15 ct | 16 ct | 17 ct | 18 ct | 19 ct | 20 ct | 21 ct | 22 ct | 23 ct | 24 ct | 25 ct | 26 ct | 27 ct | 28 ct | 29 ct | 30 ct | 31 ct | 32 ct | 33 ct | 34 ct | 35 ct | 36 ct | 37 ct | 38 ct | 39 ct | 40 ct | 41 ct | 42 ct | 43 ct | 44 ct | 45 ct | 46 ct | 47 ct | 48 ct | 49 ct | 50 ct | 51 ct | 52 ct | 53 ct | 54 ct | 55 ct | 56 ct | 57 ct | 58 ct | 59 ct | 60 ct | 61 ct | 62 ct | 63 ct | 64 ct | 65 ct | 66 ct | 67 ct | 68 ct | 69 ct | 70 ct | 71 ct | 72 ct | 73 ct | 74 ct | 75 ct | 76 ct | 77 ct | 78 ct | 79 ct | 80 ct | 81 ct | 82 ct | 83 ct | 84 ct | 85 ct | 86 ct | 87 ct | 88 ct | 89 ct | 90 ct | 91 ct | 92 ct | 93 ct | 94 ct | 95 ct | 96 ct | 97 ct | 98 ct | 99 ct | 100 ct |
hectogram | 0.002 hg | 0.004 hg | 0.006 hg | 0.008 hg | 0.01 hg | 0.012 hg | 0.014 hg | 0.016 hg | 0.018 hg | 0.02 hg | 0.022 hg | 0.024 hg | 0.026 hg | 0.028 hg | 0.03 hg | 0.032 hg | 0.034 hg | 0.036 hg | 0.038 hg | 0.04 hg | 0.042 hg | 0.044 hg | 0.046 hg | 0.048 hg | 0.05 hg | 0.052 hg | 0.054 hg | 0.056 hg | 0.058 hg | 0.06 hg | 0.062 hg | 0.064 hg | 0.066 hg | 0.068 hg | 0.07 hg | 0.072 hg | 0.074 hg | 0.076 hg | 0.078 hg | 0.08 hg | 0.082 hg | 0.084 hg | 0.086 hg | 0.088 hg | 0.09 hg | 0.092 hg | 0.094 hg | 0.096 hg | 0.098 hg | 0.1 hg | 0.102 hg | 0.104 hg | 0.106 hg | 0.108 hg | 0.11 hg | 0.112 hg | 0.114 hg | 0.116 hg | 0.118 hg | 0.12 hg | 0.122 hg | 0.124 hg | 0.126 hg | 0.128 hg | 0.13 hg | 0.132 hg | 0.134 hg | 0.136 hg | 0.138 hg | 0.14 hg | 0.142 hg | 0.144 hg | 0.146 hg | 0.148 hg | 0.15 hg | 0.152 hg | 0.154 hg | 0.156 hg | 0.158 hg | 0.16 hg | 0.162 hg | 0.164 hg | 0.166 hg | 0.168 hg | 0.17 hg | 0.172 hg | 0.174 hg | 0.176 hg | 0.178 hg | 0.18 hg | 0.182 hg | 0.184 hg | 0.186 hg | 0.188 hg | 0.19 hg | 0.192 hg | 0.194 hg | 0.196 hg | 0.198 hg | 0.2 hg |
The carat (ct) is a unit of mass equal to 200 mg (0.2 g; 0.007055 oz) and is used for measuring gemstones and pearls.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
carat | ct | ≡ 200 mg | ≡ 200 mg | Imperial/US |
carats | hectograms | carats | hectograms |
---|---|---|---|
1 | ≡ 0.002 | 11 | ≡ 0.022 |
2.5 | ≡ 0.005 | 12.5 | ≡ 0.025 |
4 | ≡ 0.008 | 14 | ≡ 0.028 |
5.5 | ≡ 0.011 | 15.5 | ≡ 0.031 |
7 | ≡ 0.014 | 17 | ≡ 0.034 |
8.5 | ≡ 0.017 | 18.5 | ≡ 0.037 |
10 | ≡ 0.02 | 20 | ≡ 0.04 |
Hectogram or hectogramme is equal to 100 gram (unit of mass), comes from a combination of the metric prefix hecto (h) with the gram (g). Plural name is hectograms.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
hectogram | hg | ≡ 100 g | ≡ 0.1 kg | Metric system SI |
hectograms | carats | hectograms | carats |
---|---|---|---|
1 | ≡ 500 | 11 | ≡ 5500 |
2.5 | ≡ 1250 | 12.5 | ≡ 6250 |
4 | ≡ 2000 | 14 | ≡ 7000 |
5.5 | ≡ 2750 | 15.5 | ≡ 7750 |
7 | ≡ 3500 | 17 | ≡ 8500 |
8.5 | ≡ 4250 | 18.5 | ≡ 9250 |
10 | ≡ 5000 | 20 | ≡ 10000 |
carats | hectograms |
---|---|
1 | ≡ 0.002 |
500 | ≡ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |