Which is cheaper, the Oblvlo FM SL Day-Date Square or the Hemel Sky Racer Mechanical?

At MSRP the Oblvlo FM SL Day-Date Square is the cheaper of the two at $158, against $550 for the Hemel Sky Racer Mechanical — a $392 gap before any retailer discounting.

Which is bigger, the Oblvlo FM SL Day-Date Square or the Hemel Sky Racer Mechanical?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 39mm for the Oblvlo FM SL Day-Date Square — a 4mm difference across the dial.

Which has a longer power reserve, the Oblvlo FM SL Day-Date Square or the Hemel Sky Racer Mechanical?

The Oblvlo FM SL Day-Date Square carries a 42-hour power reserve against 40 hours on the Hemel Sky Racer Mechanical.

What movement does the Oblvlo FM SL Day-Date Square run compared to the Hemel Sky Racer Mechanical?

The Oblvlo FM SL Day-Date Square runs a automatic caliber (Miyota 8215), while the Hemel Sky Racer Mechanical runs a manual (Seagull ST19).

Side by side

Oblvlo FM SL Day-Date SquarevsHemel Sky Racer Mechanical

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

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

At a glance

12 of 29 specs differ

Diameter

FM SL Day-Date Square39mm

Sky Racer Mechanical43mm

Power Reserve

FM SL Day-Date Square42h

Sky Racer Mechanical40h

Water Resistance

FM SL Day-Date Square50m

Sky Racer Mechanical50m

MSRP

FM SL Day-Date Square$158

Sky Racer Mechanical$550

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Crystal

Sapphire

Domed Sapphire

Movement

4 specs

Caliber

Miyota 8215

Seagull ST19

Type

Automatic

Manual

Power Reserve

42h

40h

Jewels

Pricing

1 specs

MSRP

$158

$550

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