Chronograph Equipped with Japanese movement Crystal glass Natural indigo blue shell dial Water resistant to 10 ATM 3 natural diamonds at 7 o'clock All stainless Watch weight: Approximately 135 grams This model uses a natural shell for the dial, giving it a unique look. In addition, although the shell color is described as indigo blue, it is a naturally attractive color that looks like navy blue. (Note 1) If it is difficult to understand the size of the product from the product image, the size of the face (watch body) of this model is approximately 40mm in diameter. Please measure the size of 40mm with a ruler etc. and visualize it. Please understand that whether the actual size is large or small from the image is subject to individual customer's opinion. In addition, the 3 points of diamond stones arranged at the 7 o'clock position on the dial are natural diamonds, but please understand that they are inferior to expensive diamonds that are highly rated for 4C. (Note 2) Genuinely imported product, safe and secure, 1-year manufacturer's warranty, and comes complete with a genuine box. ☆We take great care to faithfully reproduce the product images, but the color may differ from the actual product depending on your monitor environment. Thank you for your understanding. The dial of this model uses a natural shell, so you can see its unique expression. In addition, the size of this watch is written in the product description or product details column, etc., so please take a look and refer to it before purchasing. ★This product is for monitor use. This is built into the watch you purchased, and is installed at the time of shipment from the factory to check the watch's functions and performance. Since the product will wear out before the customer purchases it, the lifespan of monitor products may be shorter than the one stated in the instruction manual. In addition, replacement will be charged even within the warranty period. ★