Apple's smartwatch collection will range in price from $349 to $17,000 (£299 to £13,500 in the UK) depending on the metals they are made from and the straps they are bought with.
The larger 42mm (1.7in) models of the Watch will cost about $50 more than than the 38mm (1.5in) versions in the lower-priced ranges.
Apple also revealed that the devices are due to go on sale on 24 April.
Rivals' smartwatches have only seen limited sales to date.
A press event held in San Francisco held few surprised about the wearable beyond the fact that the mid-range stainless steel edition would start at $549 and go up to $1,099 in the US, and from £479 to £949 in the UK including VAT.
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