Apple sold about 1.2 million Watches in the U.S. last Friday, the kick-off of pre-orders for the wearable, a market research firm estimated.

According Palo Alto, Calif.-based Slice Intelligence, 957,000 U.S. customers ordered an average of 1.3 Watches each on April 10, for a total of 1.24 million devices. Those orders were for an average of $504 per Watch, putting $627 million on Apple’s books.

Most — 62% — purchased the entry-level Sport model, which lists for $349 and $399, while the remainder bought the mid-tier stainless steel-cased Watch edition. Nearly three-quarters of all pre-orders (71%) were for the pricier 42mm case, which runs $50 more than the smaller 38mm.

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