Longines Ultra-Chron Box Edition Automatic Chronometer Stainless Steel Black Dial Brown Leather Interchangeable Black/Red Nylon Strap Divers Mens Watch L2.836.4.52.8 rpSKU_5221602 it echoes new benchmarks in

it echoes new benchmarks in Italian pen design and Qatar's breathtaking architecture

sleep monitoring

It has yellow-gold tone leaf style hands and indices as hour markers

A small seconds subdial sits inside the inner ring just above the 6 o'clock position for a balanced and minimalist dial

It features a 42 mm stainless steel case that holds a beautiful sunray blue dial under a scratch-resistant sapphire crystal and is bordered by a fixed tachymeter-scale bezel on a blue ceramic top ring

Longines Ultra-Chron Box Edition Automatic Chronometer Stainless Steel Black Dial Brown Leather Interchangeable Black/Red Nylon Strap Divers Mens Watch L2.836.4.52.8 rpSKU_5221602 it echoes new benchmarks inLongines Ultra Chron Box Edition Automatic Chronometer Stainless Steel Black Dial Brown Leather Interchangeable Black Red Nylon NATO Strap Divers Mens Watch Model# L2. 836. 4. 52. 8 L28364528 Launched in 1968, Longines' Ultra Chron diver was the very first dive watch equipped with a high frequency movement, inspiring the new Ultra Chron with its aesthetic codes, professional diving capabilities, and legacy as a pioneer in high frequency technology.