Omega Speedmaster Professional 310.30.42.50.01.002 vs Omega Speedmaster Professional 310.30.42.50.01.001

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 310.30.42.50.01.002 sells 23% under retail and the 310.30.42.50.01.001 25% under retail.

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

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

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.