Which is cheaper, the Seiko Prospex SPEEDTIMER Mechanical or the Studio Underd0g Watermel0n (Gen3)?

At MSRP the Studio Underd0g Watermel0n (Gen3) is the cheaper of the two at $800, against $995 for the Seiko Prospex SPEEDTIMER Mechanical — a $195 gap before any retailer discounting.

Which is bigger, the Seiko Prospex SPEEDTIMER Mechanical or the Studio Underd0g Watermel0n (Gen3)?

The Seiko Prospex SPEEDTIMER Mechanical wears larger at 39.5mm versus 38.5mm for the Studio Underd0g Watermel0n (Gen3) — a 1mm difference across the dial.

Which has better water resistance, the Seiko Prospex SPEEDTIMER Mechanical or the Studio Underd0g Watermel0n (Gen3)?

The Studio Underd0g Watermel0n (Gen3) is rated to 50m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical.

Which has a longer power reserve, the Seiko Prospex SPEEDTIMER Mechanical or the Studio Underd0g Watermel0n (Gen3)?

The Seiko Prospex SPEEDTIMER Mechanical carries a 72-hour power reserve against 50 hours on the Studio Underd0g Watermel0n (Gen3).

What movement does the Seiko Prospex SPEEDTIMER Mechanical run compared to the Studio Underd0g Watermel0n (Gen3)?

The Seiko Prospex SPEEDTIMER Mechanical runs a automatic caliber (Seiko 6R55), while the Studio Underd0g Watermel0n (Gen3) runs a manual (Seagull ST-1901).

Seiko Prospex SPEEDTIMER MechanicalvsStudio Underd0g Watermel0n (Gen3)

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