Seiko

7548

Name: Seiko 7548
Brand: Seiko
Availability: InStock

42mm

Low $277

Median $393

High $445

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The Seiko 7548 puts a quartz heart inside the purposeful, crown-at-four diver’s case that so many enthusiasts associate with Seiko. Introduced in 1978, it belongs to the moment when quartz was still something worth engineering seriously—and its sturdy, repairable movement remains a major reason to seek one out.

A black bezel gives the watch its most restrained look; the red-and-blue bezel version adds color without changing its workmanlike character. Choose whichever suits you, but pay attention to the details: replacement bezel inserts, hands, and dials can substantially change the appearance of a vintage 7548. Battery leakage is a more consequential concern than ordinary exterior wear, so the battery compartment deserves particular scrutiny. And while the original dial says 150m, that is a statement about the watch when new, not permission to swim with it today.

MovementQuartz

Caliber7548

Case MaterialStainless Steel

Case Size42mm

Water Resistance150m

Lug Width22mm

What owners love

The 7548 movement is a big part of why people keep wearing these: dependable quartz accuracy, but with a jeweled movement that can be dismantled, cleaned and lubricated rather than simply thrown away when it develops a fault.
The 42mm case sits comfortably thanks to its short lugs, and the crown at four o’clock stays out of the way. Owners also appreciate the straightforward dial and broad hands—you can read it quickly without hunting for them.

Common Criticisms

Repairing the movement becomes frustrating if the fault is electronic rather than mechanical. Replacement circuits and coils for the 7548 are scarce, so an otherwise repairable watch can end up needing parts from a donor movement.

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7548

What owners love

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