Breitling
Premier Automatic Day & Date 40
A45340241B1A1

On this page you can read about Breitling model Premier Automatic Day & Date 40 A45340241B1A1. All the technical specifications like case material, case diameter and calibre attributes like movement type, power reserve etc. are listed here in an easy to understand tabular format. There are also images of Premier Automatic Day & Date 40 A45340241B1A1. At the bottom of the page you can find similar watches from Breitling.

Important facts

The Breitling Premier Automatic Day & Date 40 A45340241B1A1 has an automatic mechanical movement, which stores power in a mainspring, that is wound by an oscillating rotor while the watch is being worn. A mechanical watch movement is less accurate than a quartz one and requires regular servicing. It does not need a battery though and has a smoother sweeping seconds hand.

This watch has a sapphire crystal which provides a durable and clear viewing surface for the dial. This type of crystal is highly resistant to scratches and does not discolor over time. Sapphire is also resistant to most chemicals and less likely to shatter compared to other materials, making it a safer choice for the watch wearer. Thefore sapphire is a good choice for high-end wristwatches. It is of course an expensive option, compared to other materials, like plexiglass.

The case of this timepiece is made out of stainless steel which is a strong and durable material, therefore being resistant to scratches, dents, and general wear and tear. Steel is also highly resistant to corrosion and rust, but is also a hypoallergenic material, which means that it is less likely to cause skin irritation or allergic reactions. Let's not forget the versatility of steel, which makes this watch pair well with several different attires.

Technical specifications

anti reflective coating	inner and outer
bracelet material	stainless steel
case back locking	screw down
case diameter	40.0
case material	stainless steel
case thickness	11.4
dial color	black
front crystal material	sapphire
front crystal type	double domed
lug to lug	47.0
lug width	20.0
screw down crown
strap tapers to	18
water resistance meter	100
weight	140.0
weight without strap	65.8