Which is cheaper, the Oblvlo FM SL Day-Date Square or the Zelos Hammerhead V3 300m Titanium?

At MSRP the Oblvlo FM SL Day-Date Square is the cheaper of the two at $158, against $559 for the Zelos Hammerhead V3 300m Titanium — a $401 gap before any retailer discounting.

Which is bigger, the Oblvlo FM SL Day-Date Square or the Zelos Hammerhead V3 300m Titanium?

The Zelos Hammerhead V3 300m Titanium wears larger at 44mm versus 39mm for the Oblvlo FM SL Day-Date Square — a 5mm difference across the dial.

Which has better water resistance, the Oblvlo FM SL Day-Date Square or the Zelos Hammerhead V3 300m Titanium?

The Zelos Hammerhead V3 300m Titanium is rated to 300m 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 Zelos Hammerhead V3 300m Titanium?

The Oblvlo FM SL Day-Date Square carries a 42-hour power reserve against 40 hours on the Zelos Hammerhead V3 300m Titanium.

What movement does the Oblvlo FM SL Day-Date Square run compared to the Zelos Hammerhead V3 300m Titanium?

Both watches run automatic movements — the Oblvlo FM SL Day-Date Square uses the Miyota 8215 and the Zelos Hammerhead V3 300m Titanium uses the Seiko NH35.

Side by side

Oblvlo FM SL Day-Date SquarevsZelos Hammerhead V3 300m Titanium

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

Zelos Hammerhead V3 300m Titanium

zelos-hammerhead-v3-300m-ti

MSRP $559

At a glance

13 of 29 specs differ

Diameter

FM SL Day-Date Square39mm

Hammerhead V3 300m Titanium44mm

Power Reserve

FM SL Day-Date Square42h

Hammerhead V3 300m Titanium40h

Water Resistance

FM SL Day-Date Square50m

Hammerhead V3 300m Titanium300m

MSRP

FM SL Day-Date Square$158

Hammerhead V3 300m Titanium$559

Full specifications

Case

7 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Black

Ti - Mosaic MOP

Movement

3 specs

Caliber

Miyota 8215

Seiko NH35

Power Reserve

42h

40h

Jewels

Pricing

1 specs

MSRP

$158

$559

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