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 |
mark | 0.0008038 mark | 0.0016075 mark | 0.0024113 mark | 0.0032151 mark | 0.0040188 mark | 0.0048226 mark | 0.0056264 mark | 0.0064301 mark | 0.0072339 mark | 0.0080377 mark | 0.0088415 mark | 0.0096452 mark | 0.0104490 mark | 0.0112528 mark | 0.0120565 mark | 0.0128603 mark | 0.0136641 mark | 0.0144678 mark | 0.0152716 mark | 0.0160754 mark | 0.0168791 mark | 0.0176829 mark | 0.0184867 mark | 0.0192904 mark | 0.0200942 mark | 0.0208980 mark | 0.0217018 mark | 0.0225055 mark | 0.0233093 mark | 0.0241131 mark | 0.0249168 mark | 0.0257206 mark | 0.0265244 mark | 0.0273281 mark | 0.0281319 mark | 0.0289357 mark | 0.0297394 mark | 0.0305432 mark | 0.0313470 mark | 0.0321507 mark | 0.0329545 mark | 0.0337583 mark | 0.0345621 mark | 0.0353658 mark | 0.0361696 mark | 0.0369734 mark | 0.0377771 mark | 0.0385809 mark | 0.0393847 mark | 0.0401884 mark | 0.0409922 mark | 0.0417960 mark | 0.0425997 mark | 0.0434035 mark | 0.0442073 mark | 0.0450110 mark | 0.0458148 mark | 0.0466186 mark | 0.0474224 mark | 0.0482261 mark | 0.0490299 mark | 0.0498337 mark | 0.0506374 mark | 0.0514412 mark | 0.0522450 mark | 0.0530487 mark | 0.0538525 mark | 0.0546563 mark | 0.0554600 mark | 0.0562638 mark | 0.0570676 mark | 0.0578713 mark | 0.0586751 mark | 0.0594789 mark | 0.0602826 mark | 0.0610864 mark | 0.0618902 mark | 0.0626940 mark | 0.0634977 mark | 0.0643015 mark | 0.0651053 mark | 0.0659090 mark | 0.0667128 mark | 0.0675166 mark | 0.0683203 mark | 0.0691241 mark | 0.0699279 mark | 0.0707316 mark | 0.0715354 mark | 0.0723392 mark | 0.0731429 mark | 0.0739467 mark | 0.0747505 mark | 0.0755543 mark | 0.0763580 mark | 0.0771618 mark | 0.0779656 mark | 0.0787693 mark | 0.0795731 mark | 0.0803769 mark |
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 | marks | carats | marks |
---|---|---|---|
1 | = 0.0008037686642157 | 11 | = 0.0088414553063727 |
2.5 | = 0.0020094216605392 | 12.5 | = 0.010047108302696 |
4 | = 0.0032150746568628 | 14 | = 0.01125276129902 |
5.5 | = 0.0044207276531863 | 15.5 | = 0.012458414295343 |
7 | = 0.0056263806495099 | 17 | = 0.013664067291667 |
8.5 | = 0.0068320336458334 | 18.5 | = 0.01486972028799 |
10 | = 0.008037686642157 | 20 | = 0.016075373284314 |
The Mark (from Middle High German: Marc, march, brand) is originally a medieval weight or mass unit, which supplanted the pound weight as a precious metals and coinage weight from the 11th century.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
mark | ≡ 8 oz t | = 248.8278144 g | Imperial/US |
marks | carats | marks | carats |
---|---|---|---|
1 | = 1244.139072 | 11 | = 13685.529792 |
2.5 | = 3110.34768 | 12.5 | = 15551.7384 |
4 | = 4976.556288 | 14 | = 17417.947008 |
5.5 | = 6842.764896 | 15.5 | = 19284.155616 |
7 | = 8708.973504 | 17 | = 21150.364224 |
8.5 | = 10575.182112 | 18.5 | = 23016.572832 |
10 | = 12441.39072 | 20 | = 24882.78144 |
carats | marks |
---|---|
1 | = 0.0008038 |
1,244.139072 | = 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 …) |