劳力士手表表圈它配备了定制的4130自动机械机芯。如果我找不到它，那也可以。劳力士手表表圈缺乏维护：机械表每2-3年维护一次，手表每4-5年维护一次。

                         

来源：卡地亚保修  

In 1936, IWC received an order from the Luftwaffe, which was later known as the 'Big Fei'.Through big data analysis, we will continue to study consumer pain points before, during and after the process of buying watches, promote the integration of the brand's online and offline after-sales warranty system, and improve the consumer's relationship through the linkage with the service body of the brand authorized maintenance unit Repair and maintenance demand experience, form a complete full-link worry-free shopping, and provide users with a full life cycle shopping experience.

                         

来源：宝珀维修 

劳力士手表表圈此三款表每一个的定价均价在419000美元，三款集齐就要1257000美元，折合人民币加各种系数估计得要奔着千万去了，实在是有钱人的游戏。我认为ElPrimero机芯的地方在于其3、6和9计时码表环配置始终是适当的，并且比例合理。劳力士手表表圈我们发现，在注释中添加来自品牌的产品链接或在文本中放置品牌标签比较容易。劳力士手表表圈

                          

参考文献：浪琴售后  

Also known as the Forbidden City, it is the best-preserved wooden structure ancient building complex in China and the world, and it is known as 'the first of the world's five largest palaces.'The design adopts a horizontal cylindrical structure.