Caseback Terminal

Omega Speedmaster Professional 311.30.42.30.01.005 vs Omega Seamaster Aqua Terra 150M 220.10.41.21.01.001

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

OmegaSpeedmaster Professional311.30.42.30.01.005 · Moonwatch, Cal. 1861$4,750OmegaSeamaster Aqua Terra 150M220.10.41.21.01.001 · Black$4,150

In short

The 220.10.41.21.01.001 sells for $600 less than the 311.30.42.30.01.005 ($4,150 against $4,750), 13% less, as a full set in excellent condition.

Against US retail, the 311.30.42.30.01.005 sells 11% under retail and the 220.10.41.21.01.001 42% under retail.

Side by side

Measure311.30.42.30.01.005220.10.41.21.01.001
Market value$4,750$4,150
Typical range$4,450 – $5,050$3,900 – $4,400
Unworn$5,100$4,450
Without box & papers$4,300$3,750
US retail$5,350 last retail (2021)$7,100
vs retail−11%−42%
Today——
For sale now——
Sales, 30 days——
Auctions that sold——
Case42mm41mm
MovementCal. 1861Cal. 8900
ProductionDiscontinued 2021Current

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

How they've moved

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

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