Which is cheaper, the Oblvlo FM SL Day-Date Square or the Fortis Stratoliner S-41?

At MSRP the Oblvlo FM SL Day-Date Square is the cheaper of the two at $158, against $5,450 for the Fortis Stratoliner S-41 — a $5,292 gap before any retailer discounting.

Which is bigger, the Oblvlo FM SL Day-Date Square or the Fortis Stratoliner S-41?

The Fortis Stratoliner S-41 wears larger at 41mm versus 39mm for the Oblvlo FM SL Day-Date Square — a 2mm difference across the dial.

Which has better water resistance, the Oblvlo FM SL Day-Date Square or the Fortis Stratoliner S-41?

The Fortis Stratoliner S-41 is rated to 200m versus 50m for the Oblvlo FM SL Day-Date Square.

Which has a longer power reserve, the Oblvlo FM SL Day-Date Square or the Fortis Stratoliner S-41?

The Fortis Stratoliner S-41 carries a 60-hour power reserve against 42 hours on the Oblvlo FM SL Day-Date Square.

What movement does the Oblvlo FM SL Day-Date Square run compared to the Fortis Stratoliner S-41?

Both watches run automatic movements — the Oblvlo FM SL Day-Date Square uses the Miyota 8215 and the Fortis Stratoliner S-41 uses the Manufacture Caliber WERK 17.

Oblvlo FM SL Day-Date SquarevsFortis Stratoliner S-41

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