H. H. Heinrich, New York, marine chronometer of eight day duration, the movement with gilt plates, blued steel screws, spring detent escapement, cut bimetallic balance with cylindrical weights for temperature compensation, blued steel helical balance
Anonymous (not verified)
24 October 2024
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H. H. Heinrich, New York, marine chronometer of eight day duration, the movement with gilt plates, blued steel screws, spring detent escapement, cut bimetallic balance with cylindrical weights for temperature compensation, blued steel helical balance
Movement is clean and running well, plates with some minor scratching, but very good overall, screws and springs with good blue, dial very good, with ...