Grade	Genuine Watch	AAAAA Clone	AAA Replica	A Replica
Movement	Genuine movement	Swiss movement	Japanese Movement	Taiwan 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	Brand-specific (e.g., 316L steel, titanium, ceramic)	Claims “same materials” (usually 316L steel with plating)	316L steel or alloys	Low-grade alloys or stainless steel
Logo & Markings	laser etchings	Sapphire crystal correct date magnification	Sapphire crystal	Mineral Glass
Dial	Genuine Watch	Exact detail and font	90% exact detail and font	70% Exact detail and font
Waterproof	Model-specific (e.g., 30m, 100m, 300m)	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 Length	18cm
Case Color	Silvery
Case Thickness	40mm
Model	R-J-116234BKRO
Series	Datejust
Brand	Rolex
Gender	Men’s

Features

Exclusive Movement: Driven by Rolex’s in – house Perpetual movement. Precision – crafted components ensure accurate timekeeping, with a self – winding mechanism showcasing Rolex’s mastery in creating reliable, high – performance movements. It powers functions like the date display seamlessly, providing consistent precision for daily use.
Case Material: Forged from Oystersteel, celebrated for its strength, corrosion resistance, and timeless charm. This material forms a robust, versatile base, perfect for both formal events and everyday wear, merging durability with a sleek, understated aesthetic.
Dial: Boasts a black dial with classic Roman numeral hour markers in silver – tone. The dial design upholds the iconic Datejust look, ensuring excellent legibility. The Roman numerals add a touch of traditional elegance, while the black hue provides a sophisticated backdrop.
Dimensions: Retaining the classic Datejust proportions, the case offers a comfortable, balanced fit on the wrist. Its size captures the essence of Rolex’s distinctive design for this collection, making it suitable for various occasions without compromising wearability.
Crystal: Fitted with a scratch – resistant sapphire crystal. This crystal ensures clear dial visibility and robust protection against scratches, preserving the watch’s immaculate appearance over time.
Strap: Comes with an Oystersteel bracelet. It provides a durable, comfortable wearing experience, complementing the watch’s sporty – elegant design. The bracelet’s structure enhances its rugged, timeless aesthetic, ideal for different settings.
Clasp: Features a secure Oysterlock folding clasp with Easylink extension system. Designed for ease of use and reliability, it integrates seamlessly with the watch’s refined aesthetic, ensuring a firm wrist fit and convenient adjustment.
Timeless Heritage & Craftsmanship: As part of the Oyster Perpetual Datejust collection, it embodies Rolex’s fusion of Swiss horological precision and classic design heritage. Appeals to collectors, watch enthusiasts, and those who value high – end craftsmanship, classic design, and a storied legacy.

Description

Experience the pinnacle of classic horology with the Rolex Oyster Perpetual Datejust Watch (全钢黑盘罗马刻度款). This timepiece merges traditional watchmaking craftsmanship with the iconic Datejust design, leveraging durable Oystersteel and a sophisticated black dial adorned with Roman numerals. Whether for daily wear or special moments, it delivers timeless comfort, enduring durability, and precise timekeeping. A must – have for watch enthusiasts who appreciate the fusion of heritage design, advanced movement technology, and Rolex’s renowned watchmaking artistry, serving as a symbol of refined taste and horological tradition.