Polished stainless steel case.
Polished 18kt yellow gold fixed bezel ring with Tachymeter scale.
Polished 18kt yellow gold screw-down locking crown & chronograph buttons.
Bracelet & buckle features:
Brushed stainless steel outer links & polished 18kt yellow gold center links.
Oysterlock double-locking deployant clasp
Fitted with the patented Easylink 5mm extension link.
Applied polished yellow gold index hour markers with luminous fill.
Fine printed minute/seconds & fractions of a second track.
Polished yellow gold hands - hour & minute hands with black center line & partial luminous fill.
Chronograph/Stop watch function:
Large central seconds counter hand - accurate up to 1/8th of a second.
30 minute counter sub-dial located at the 3 o'clock position.
12 hour counter sub-dial located at the 9 o'clock position.
Continuous running small seconds hand sub-dial located at the 6 o'clock position.
Rolex in-house calibre 4130, beats at 28,800 vph, composed out of 290 parts, contains 44 Jewels & has an approximate power reserve of 72 running the time only or 66 hours with the chronograph function running.