Omega Speedmaster Professional 310.30.42.50.01.001 vs Omega Speedmaster Professional 310.30.42.50.01.002

Which is the better buy? What each sells for, how it holds up against retail, how many are for sale and how they move.

In short

The 310.30.42.50.01.001 sells for $1,050 less than the 310.30.42.50.01.002 ($5,900 against $6,950), 15% less, as a full set in excellent condition.

Against US retail, the 310.30.42.50.01.001 sells 25% under retail and the 310.30.42.50.01.002 23% under retail.

63 310.30.42.50.01.001 and 105 310.30.42.50.01.002 are for sale on eBay right now.

Since Sep 30, the 310.30.42.50.01.001 is down 0.1% and the 310.30.42.50.01.002 down 0.3%.

Values are full set, excellent condition unless the row says otherwise, from real eBay sales and live listings.

The chart of how they move against each other fills in as the days go by.