Which is cheaper, the Praesidus A-11 Sand Dlc Bronze or the Seiko Prospex SPEEDTIMER Mechanical?

At MSRP the Praesidus A-11 Sand Dlc Bronze is the cheaper of the two at $745, against $995 for the Seiko Prospex SPEEDTIMER Mechanical — a $250 gap before any retailer discounting.

Which is bigger, the Praesidus A-11 Sand Dlc Bronze or the Seiko Prospex SPEEDTIMER Mechanical?

The Seiko Prospex SPEEDTIMER Mechanical wears larger at 39.5mm versus 38mm for the Praesidus A-11 Sand Dlc Bronze — a 1.5mm difference across the dial.

Which has better water resistance, the Praesidus A-11 Sand Dlc Bronze or the Seiko Prospex SPEEDTIMER Mechanical?

The Praesidus A-11 Sand Dlc Bronze is rated to 100m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical.

Which has a longer power reserve, the Praesidus A-11 Sand Dlc Bronze or the Seiko Prospex SPEEDTIMER Mechanical?

The Seiko Prospex SPEEDTIMER Mechanical carries a 72-hour power reserve against 40 hours on the Praesidus A-11 Sand Dlc Bronze.

What movement does the Praesidus A-11 Sand Dlc Bronze run compared to the Seiko Prospex SPEEDTIMER Mechanical?

Both watches run automatic movements — the Praesidus A-11 Sand Dlc Bronze uses the Seiko NH35 and the Seiko Prospex SPEEDTIMER Mechanical uses the 6R55.

Side by side

Praesidus A-11 Sand Dlc BronzevsSeiko Prospex SPEEDTIMER Mechanical

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

Praesidus A-11 Sand Dlc Bronze

praesidus-a-11-sand-dlc-bronze

MSRP $745

Seiko Prospex SPEEDTIMER Mechanical

spb513j1

MSRP $995

At a glance

15 of 29 specs differ

Diameter

A-11 Sand Dlc Bronze38mm

Prospex SPEEDTIMER Mechanical39.5mm

Power Reserve

A-11 Sand Dlc Bronze40h

Prospex SPEEDTIMER Mechanical72h

Water Resistance

A-11 Sand Dlc Bronze100m

Prospex SPEEDTIMER Mechanical200m

MSRP

A-11 Sand Dlc Bronze$745

Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Beige NATO

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Seiko NH35

6R55

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$745

$995

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