|Grade||Genuine Omega||AAAAA Clone||AAA Replica||A Replica|
|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||Sapphire crystal||Mineral Glass|
|Logo & Markings||laser etchings||Exact on entire watch||90% Exact on entire watch||70% Exact on entire watch|
|Dial||Genuine Omega||Exact detail and font||90% exact detail and font||70% Exact detail and font|
|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|
|Band Width||Around 16mm|
|Case Thickness||Around 14mm|
Band Material: 316L. The situation is that daily seawater corrodes 316L, which is sufficient for this kind of steel.
Watch Case: 316L. The best used 316L for the case is one of the most heat-resistant stainless steel grades. Its corrosion resistance is very good, even at temperatures as high as 1100*F, without any further heat treatment.
Case Back: Transparent. The hard transparent back cover can show you the engine inside clearly.
Crystal: Sapphire Crystal. Watches made of sapphire crystal can block moisture and dust, protect the hands, dial and movement. Tips: The A Replica is applied with mineral glass instead of sapphire.
Hand: Silver-tone. Regarding this watch, hand design is silver-tone which is pretty cool and fashionable.
Second Markers: Minute Markers around the outer rim. The design of the other markers in the watch is the minute markers around the outer edge.
Dial Markers: Index. The watch uses some simple indexs as dial markers are used as markers instead of Roman numerals can impact the look of the dial.
Bezel Material: Stainless Steel. The bezel, made of stainless steel bezel, is more simple and endurable. It makes you improve your temperament from the inside out.
Clasp: Fold Over Clasp. This watch use a fold over clasp which is more durable and stylish.
Water Resistance: 30 meters. About the watch, the waterproof depth is 30 meters that is enough for no worries. Tips: The A Replica is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.