Citizen Eco Drive watches come with sapphire crystal glass. … Both top end Seiko watches and Citizen watches have sapphire crystal glass, including the flagship model Seiko SMY161P1 and the new Citizen AT4008-51e watch which are featured below…
What glass does Citizen Watch use?
Dial. The dial of Eco-Drive One is made of sapphire crystal just 150 microns thick. In addition to its thinness, sapphire crystal is also delicately beautiful. The dial of Eco-Drive One is made of sapphire crystal just 150 microns thick.
What is the difference between sapphire glass and mineral glass?
Sapphire crystal can sustain scratches very well and can only be scratched with certain materials, basically diamonds and especially hard rock types. Mineral glass, a common material for watch glass, scratches more easily but can withstand impacts better.
Are Citizen watches scratch proof?
In 1970, CITIZEN unveiled the world’s first titanium watch. … By processing solid titanium and applying Duratect, our proprietary surface-hardening technology, we created a material five times harder than stainless steel. Super TitaniumTM: light, gentle on the skin, scratch- and rust-resistant.
When was sapphire crystal first used on watches?
Rolex First Used Sapphire Crystal in 1970
The very first Rolex model to use a sapphire crystal instead of an acrylic crystal was the Rolex ref. 5100 introduced in 1970.
What are citizen watch crystals made of?
A crystal of a watch comes in either of the following materials: sapphire crystal, mineral crystal, plexiglass, or acrylic hesalite crystal. Companies not only consider the material of a crystal but also its cost.
Is sapphire glass good?
Sapphire is extremely strong and scratch resistant – making it the top choice for a fine timepiece. … While sapphire is the more expensive of the three crystal choices, it has its advantages due to the scratch and shatter resistance.
How do I know if my watch has sapphire glass?
There is no other way to discern between different types of watch glass without scratching the surface, unless your watch has a sapphire crystal. If your watch’s crystal is acrylic, it will make a different noise when tapped on than sapphire or plastic will.
Why do watches have sapphire crystals?
High-end expensive watches usually have Sapphire crystals and for a good reason. Sapphire is very strong and scratch resistant and is a more expensive crystal than the others. The advantages to a Sapphire crystal include its resistance to scratches, shattering, it can withstand cracks and a lower chance of breaking.
What is the best crystal on a watch?
Sapphire crystal is the most durable and best quality watch crystal available today. It’s the most scratch resistant.
What grade titanium does citizen use?
AW1240-57L. Super Titanium – a material for titanium watches with maximum wearing comfort. A material exclusively for CITIZEN, Super Titanium is produced by processing solid titanium and treated with our proprietary surface hardening technology, Duratect.
What is a K1 watch crystal?
K1 crystal is heat treated mineral glass which is more scratch resistant than normal mineral glass, and has better shatter resistance than sapphire crystal. In short, K1 crystal is the improved version of mineral glass. … Higher transparency than acrylic crystal. Better shatter resistance than sapphire crystal.
Does Rolex use sapphire crystal?
Rolex’s synthetic sapphire crystals were created to be extremely hard and durable, proving extremely resistant to scratching, unlike acrylic. … Now, all Rolex watches feature the sapphire crystal. Some versions, such as the Datejust also feature a small Cyclops lens, which magnifies the date through the sapphire crystal.
Can you scratch the face of a Rolex?
A slight polish is totally fine, but many forgo Rolex polishing because they like the scratches (or scars) because they tell a story. … Wearing and using your Rolex watch will result in scratches. However, there are steps you can take to avoid scratching.
When did Rolex start etching the crystal?
Rolex began with the laser-etched crystal in 2001, and it was implemented in the entire Rolex collection, including the Cellini models in 2003 or the beginning of 2004. The only Rolex watch that does not have the laser-etched crystal is the Milgauss with green glass.