Ollech & Wajs chrono with a red sweep second?

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Has anyone seen this configuration before? Just wondering if it's original or a replacement. O&J chronos had a pretty wide array of dial and hand variations, so it seems in the realm of the possible that it's the former, but validation would be nice before I take the dive!
Edited:
 
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There were a thousand variations on these dial/hands/makers configurations. I wouldn’t be surprised to see hot pink lightening bolt second hand on one of these.

My Luxor branded version of the same dial says hi