Jazzmaster Regulator

The Hamilton Jazzmaster Regulator stands out with its distinctive regulator dial layout, separating the hour and minute displays for a striking, legible presentation. Inspired by historic regulator clocks used for precision timekeeping, this model brings a unique twist to the Jazzmaster lineup, appealing to collectors who appreciate both innovation and heritage. Its modern 42mm case size gives it strong wrist presence without sacrificing comfort or versatility.

Key reference numbers for this model include the H42615743 (silver dial, leather strap) and H42615143 (silver dial, steel bracelet), with dial color and strap choice driving the main differences in appearance and price. The H-12 automatic caliber powers the off-center displays, offering a reliable 38-hour power reserve and smooth operation. Expect pricing to vary based on condition, completeness (box and papers), and whether the original strap or bracelet is included.

When comparing variants, note that earlier Jazzmaster Regulators featured different dial textures and hand styles, which can affect desirability among collectors seeking a specific look. The watch offers a practical 50m water resistance, making it suitable for daily wear but not for swimming. If you’re looking for a regulator complication in a contemporary package with Hamilton’s American roots, this model delivers strong value and distinctive style within its price segment.