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Super-LumiNova is a brand name under which strontium aluminate–based non-radioactive and nontoxic photoluminescent or afterglow pigments for illuminating markings on watch dials, hands and bezels, etc. 

Ching Chi is a professional OEM watch manufacturer in China. We can offer the best price to customer as well as produce and ship the goods on time. We have rich experience in assembling a variety of watches.

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