Produced by AJ: Omega Butterfly Series. The latest original size is 39.5mm. The diameter i

Produced by AJ: Omega Butterfly Series. The latest original size is 39.5mm. The diameter is consistent with the original product. There are dense bottoms and transparent bottoms for you to choose. It uses the 2824 movement and has more fine workmanship. It pursues the best cost performance in the market.