Introduced in 2021, this new Cosmograph Daytona Yellow Rolesor (in Oystersteel and yellow gold) comes with a black dial adorned with diamond-set hour markers.

The Rolex Daytona Yellow Rolesor 116503 series was introduced in 2016. Like all models from this family, the new reference 116503-0011 is fitted with a yellow Rolesor (combination of Oystersteel and yellow gold) Oyster bracelet.

Its 18 ct yellow bezel features a tachymeter scale with black details. All the hands are in 18 ct yellow gold. The sub-dials feature inner circle in black and snailed yellow gold outer track with black details. The hour and minute hands are luminescent applied (Chromalight).

The new Rolex Cosmograph Daytona is equipped with the self-winding chronograph movement calibre 4130. It has a power reserve of 72 hours.

Technical details

Model: Rolex Oyster Perpetual Cosmograph Daytona Yellow Rolesor
Reference 116503-0011

Case
Type: Oyster (monobloc middle case, screw-down case back and winding crown)
Diameter: 40 mm
Material: Yellow Rolesor – combination of Oystersteel and 18 ct yellow gold
Case-body: Oystersteel
Bezel: Fixed, with engraved tachymetric scale, in 18 ct yellow gold
Winding crown: Screw-down, Triplock triple waterproofness system, yellow gold
Push buttons: Yellow gold
Crystal: Scratch-resistant sapphire
Water resistance: 100 metres / 330 feet

Movement
Calibre 4130, Manufacture Rolex
Perpetual, mechanical chronograph, self-winding
Precision: -2/+2 sec/day, after casing
Paramagnetic blue Parachrom hairspring
Bidirectional self-winding via Perpetual rotor
Power reserve: Approximately 72 hours

Functions
Centre hour, minute and seconds hands, small seconds hand at 6 o’clock.
Chronograph (centre hand) accurate to within 1/8 of a second, 30-minute counter at 3 o’clock and 12-hour counter at 9 o’clock
Stop seconds for precise time setting

Dial
Black dial with diamond-set hour markers (eight diamonds)
Yellow gold numerals 15, 30 and 45 in place of hour-markers 3, 6 and 9
Black sub-dials with snailed pattern yellow gold outer track
Yellow gold hands
Hour and minute hands with Chromalight

Bracelet
Oyster, flat three-piece links
Material: Yellow Rolesor – combination of Oystersteel and 18 ct yellow gold
Middle links: Yellow gold
Outer links: Oystersteel
Folding Oysterlock safety clasp with Easylink 5 mm comfort extension link

Certification
Superlative Chronometer (COSC + Rolex certification after casing)