
Seiko
A Seiko (TMI / Seiko Instruments) automatic GMT caliber — the export-market designation of the Seiko 4R34 — that adds a 24-hour fourth hand to the NH35 / 4R35 base. It runs at 21,600 vph with about 41 hours of power reserve, hacks and hand-winds, and has become the default affordable GMT for microbrands.
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The Aerotec Watches Aerotec Ace X GMT Diver is an automatic watch, with a 41.5mm case, powered by the Seiko NH34 movement. Water resistance is rated to 200m. Manufacturer MSRP is $459. The dial color is silver.
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