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Convert Carat to Short Ton (ct to ton (US)) instantly with accurate, readable results.
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Carat (ct) — a metric unit of mass for gemstones
It is defined as exactly 200 milligrams, or one fifth of a gram. Used worldwide for measuring diamonds, gemstones, pearls, and other jewels; it should not be confused with karat, which measures gold purity.
- Symbol: ct
- System: Non-SI metric unit for mass; used with SI
- Exact relations: 1 ct = 200 mg = 0.2 g = 0.0002 kg
- Imperial equivalents (derived from 1 lb = 0.45359237 kg exactly): 1 ct ≈ 0.00705479 oz ≈ 0.000440925 lb
- Typical examples: a small diamond ~0.25 ct; an engagement-ring diamond ~1 ct; large gemstones may be several ct.
Short ton (US ton) — a US customary unit of mass equal to 2000 pounds
It is defined as exactly 2000 avoirdupois pounds; since 1 lb = 0.45359237 kg exactly, 1 short ton = 907.18474 kg exactly. Used mainly in the United States for measuring large masses in freight, shipping, industry, agriculture, construction, vehicles, and commodities.
- Symbol: US ton, short ton
- System: US customary unit for mass
- Exact relations: 1 short ton = 2000 lb = 32,000 oz = 907.18474 kg
- Metric equivalents: 1 short ton ≈ 907.185 kg ≈ 0.907185 t
- Typical examples: a small car ~1.5 short tons; a pickup truck ~2.5 short tons; bulk gravel, coal, or grain often measured in short tons.