Which is cheaper, the Seiko Prospex SPEEDTIMER Mechanical or the Wolbrook Pan4Timer Automatic?

At MSRP the Wolbrook Pan4Timer Automatic is the cheaper of the two at $510, against $995 for the Seiko Prospex SPEEDTIMER Mechanical — a $485 gap before any retailer discounting.

Which is bigger, the Seiko Prospex SPEEDTIMER Mechanical or the Wolbrook Pan4Timer Automatic?

The Wolbrook Pan4Timer Automatic wears larger at 40mm versus 39.5mm for the Seiko Prospex SPEEDTIMER Mechanical — a 0.5mm difference across the dial.

Which has better water resistance, the Seiko Prospex SPEEDTIMER Mechanical or the Wolbrook Pan4Timer Automatic?

The Wolbrook Pan4Timer Automatic is rated to 150m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical.

Which has a longer power reserve, the Seiko Prospex SPEEDTIMER Mechanical or the Wolbrook Pan4Timer Automatic?

The Seiko Prospex SPEEDTIMER Mechanical carries a 72-hour power reserve against 40 hours on the Wolbrook Pan4Timer Automatic.

What movement does the Seiko Prospex SPEEDTIMER Mechanical run compared to the Wolbrook Pan4Timer Automatic?

Both watches run automatic movements — the Seiko Prospex SPEEDTIMER Mechanical uses the 6R55 and the Wolbrook Pan4Timer Automatic uses the Miyota 8315.

Side by side

Seiko Prospex SPEEDTIMER MechanicalvsWolbrook Pan4Timer Automatic

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

Seiko Prospex SPEEDTIMER Mechanical

spb513j1

MSRP $995

Wolbrook Pan4Timer Automatic

25-PAN-001-LR6-CAM-STL

MSRP $510

At a glance

15 of 29 specs differ

Diameter

Prospex SPEEDTIMER Mechanical39.5mm

Pan4Timer Automatic40mm

Power Reserve

Prospex SPEEDTIMER Mechanical72h

Pan4Timer Automatic40h

Water Resistance

Prospex SPEEDTIMER Mechanical200m

Pan4Timer Automatic150m

MSRP

Prospex SPEEDTIMER Mechanical$995

Pan4Timer Automatic$510

Full specifications

Case

6 specs

Crystal & Dial

5 specs

Crystal

Sapphire

Domed Sapphire

Crystal Shape

Curved

Flat

AR Coating

Anti-reflective coating on inner surface

Inner

Dial Color

Black

Camel Rally Leather Strap

Lume

LumiBrite on hands and index(es)

None

Movement

3 specs

Caliber

6R55

Miyota 8315

Power Reserve

72h

40h

Jewels

Pricing

1 specs

MSRP

$995

$510

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Prospex SPEEDTIMER Mechanical

The Seiko Prospex SPEEDTIMER Mechanical is praised for its visually appealing design and comfortable wearability, with owners frequently using its chronograph function for daily tasks. Reviewers note its clean dial layout and LumiBrite treated hands and markers, and one source highlights the 72-hour power reserve of the 6R55 movement. However, some owners criticize its chronograph functionality and the 24-hour subdial. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its daily usability and refined aesthetics.

Time + Tide

Monochrome

Wolbrook Pan4Timer Automatic

Owners praise the Wolbrook Pan4Timer Automatic for its innovative four-timezone complication and value around $500 with a Miyota movement assembled in France. However, some find the design busy, sacrificing legibility for its unique function, and note unusual or politically sensitive city selections on the timezone disks. On balance, owners value the Wolbrook Pan4Timer Automatic for its unique complication and assembly location, though legibility and city choices are points of contention.

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