Which is cheaper, the Oblvlo FM SL Day-Date Square or the Hamilton Jazzmaster Slim Auto?

At MSRP the Oblvlo FM SL Day-Date Square is the cheaper of the two at $158, against $825 for the Hamilton Jazzmaster Slim Auto — a $667 gap before any retailer discounting.

Which is bigger, the Oblvlo FM SL Day-Date Square or the Hamilton Jazzmaster Slim Auto?

The Hamilton Jazzmaster Slim Auto wears larger at 40mm versus 39mm for the Oblvlo FM SL Day-Date Square — a 1mm difference across the dial.

Which has better water resistance, the Oblvlo FM SL Day-Date Square or the Hamilton Jazzmaster Slim Auto?

The Oblvlo FM SL Day-Date Square is rated to 50m versus 30m for the Hamilton Jazzmaster Slim Auto.

Which has a longer power reserve, the Oblvlo FM SL Day-Date Square or the Hamilton Jazzmaster Slim Auto?

The Hamilton Jazzmaster Slim Auto carries a 50-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 Hamilton Jazzmaster Slim Auto?

Both watches run automatic movements — the Oblvlo FM SL Day-Date Square uses the Miyota 8215 and the Hamilton Jazzmaster Slim Auto uses the No caliber.

Side by side

Oblvlo FM SL Day-Date SquarevsHamilton Jazzmaster Slim Auto

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Oblvlo FM SL Day-Date Square

FM-SL-DD-D

MSRP $158

Hamilton Jazzmaster Slim Auto

h38515735

MSRP $825

At a glance

8 of 29 specs differ

Diameter

FM SL Day-Date Square39mm

Jazzmaster Slim Auto40mm

Power Reserve

FM SL Day-Date Square42h

Jazzmaster Slim Auto50h

Water Resistance

FM SL Day-Date Square50m

Jazzmaster Slim Auto30m

MSRP

FM SL Day-Date Square$158

Jazzmaster Slim Auto$825

Full specifications

Case

4 specs

Diameter

39mm

40mm

Thickness

11mm

8.35mm

Lug Width

21mm

22mm

Water Resistance

50m

30m

Movement

3 specs

Caliber

Miyota 8215

No caliber

Power Reserve

42h

50h

Jewels

Pricing

1 specs

MSRP

$158

$825

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