Ref. L6021 · Diver
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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Cronos collection · 13 watches












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Owners widely praise the Cronos 41mm GMT (L6021) as a definitive GMT homage at its price point, appreciating its proportional hands and indices and the dial contrast from the red GMT hand and text. The watch is described as being in very good condition with flawless bezel, crystal, and case, and some owners find its dimensions appealing. However, the bezel's clicks and handling are criticized as horrible and clunky, with one owner noting misalignment. The logo font is considered generic and lacking original design effort. Overall, owners rate the Cronos 41mm GMT (L6021) highly for its value and aesthetic appeal as a GMT homage.
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