|Grade||Genuine Rolex||AAAAA Clone||AAA Replica||A Replica|
|Movement||Rolex Calibre 4130||Genuine Swiss Clone 4130 movement||Swiss 7750 Movement||Asian MingZhu Movement|
|Time Accuracy||-3/+5 sec per day COSC certified||-5/+6 sec per day COSC certified||-10/+10 sec per day COSC certified||-1/+2 min per day COSC certified|
|Stainless Steel Type||904L Stainless Steel||904L Stainless Steel||316L Stainless Steel||316L Stainless Steel|
|Crystal||Sapphire crystal||Sapphire crystal correct date magnification||Sapphire crystal||Mineral Glass|
|Logo & Markings||laser etchings||Exact on entire watch||90% Exact on entire watch||70% Exact on entire watch|
|Dial||Genuine Rolex||Exact detail and font||90% exact detail and font||70% Exact detail and font|
|Luminous Markers||Rolex Lumen||SuperLuminova Swiss Lumen||Swiss Lumen||Normal Lumen|
|Waterproof||100m on standard models||Tested up to 300m||Tested up to 30m||Life waterproof|
|Life expectancy||Lifetime||Lifetime||3-5 years||1-2 years|
|Warranty||2 Years||Up to 5 Years||Up to 3 Years||Up to 1 Years|
|Engine||Rolex Calibre 4130/7750/Mingzhu Engine|
Band Material: 316L. The material in this band comes from 316L, which is a high-grade stainless steel alloy. It is corrosion resistant, easy to weld, durable and safe to use.
Watch Case: 316L. The case is made of 316L stainless steel, which has excellent corrosion resistance. It works well in hypoallergenic and scratch resistant.
Case Back: Solid. The sturdy case back is not soft or flexible in any way. It is made of steel, very durable and scratch-resistant.
Crystal: Sapphire Crystal. Sapphire crystal is a good choice because it is a special anti-reflective coating that can minimize light reflection and provide scratch resistance without affecting its brightness. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Rose Gold-tone. For the watch, the hands is rose gold-tone, which can highly improve the outlook of the watch.
Second Markers: Minute Markers around the outer rim. The second marker is designed as shown in the picture above, with minute markers around the outer edge.
Dial Markers: Diamonds. Diamonds in the watch are used as markers instead of Roman numerals, which will affect the appearance of the dial.
Luminiscence: Hands. The luminosity of the watch is hands. Something that shines allows you to find time in the dark.
Bezel Material: Stainless Steel. The bezel, made of stainless steel bezel, is the perfect material to use when designing a watch. The bezel will have endurable elegance, high performance, and high durability.
Clasp: Fold Over Clasp. This is a great way to protect and store your watch, which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters that’s enough for no worries. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.