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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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Balt-Pilot Worldtimer collection · 13 watches












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Owners widely praise the TSAO Baltimore Balt-Pilot Worldtimer Raven for its attractive, standout designs, particularly the Raven purple dial, and its retro yet unique aesthetic. The watch is considered lightweight, well-made, and offers excellent value for money, arriving with a slick watch roll and an extra strap. One owner experienced a faulty movement but commended the company's responsive customer service. The box sapphire crystal is noted for its durability. On balance, owners rate the TSAO Baltimore Balt-Pilot Worldtimer Raven highly for its striking design and perceived value.
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