Tudor Black Bay Chrono "Panda" Original Box and Papers!
The Black Bay Chrono is Tudor's proof that you don't need to spend Daytona money to get Daytona-grade chronograph engineering — you just need to know who to call. The Manufacture Caliber MT5813 inside this ref is built by Breitling on the architecture of their B01 platform, a movement whose engineering lineage traces back through many of the same watchmakers who developed the Rolex Caliber 4130 before crossing over. What lands on your wrist is a column-wheel chronograph with a vertical clutch — the gold standard for smooth pusher engagement and seamless seconds-hand startup — a silicon hairspring that shrugs off magnetic fields and temperature swings, and a free-sprung variable-inertia balance regulated to a tighter window than COSC demands: Tudor holds the assembled watch to -2/+4 seconds per day versus the institute's -4/+6 allowance. The 70-hour power reserve means a full weekend off the wrist without losing a beat, and the 45-minute elapsed-time counter at 3 o'clock (a Tudor-specific modification over the Breitling's 30-minute register) is a practical upgrade for anyone actually timing something longer than a qualifying lap. At 28,800 vph, COSC certified, and finished with Tudor's signature sandblasted bridges and tungsten monobloc rotor, the MT5813 remains one of the highest-spec Swiss chronograph movements available at this price point by a wide margin.
What makes this particular reference the one everybody argues about is the dial. The "Panda" — opaline white main field with contrasting black sub-registers — is the chronograph colorway that launched a thousand Daytona waitlists, and Tudor's execution here is quietly excellent. The opaline surface reads slightly warm and creamy rather than stark white, catching light with a soft silvery shimmer that shifts depending on the angle, while the recessed black sub-dials at 3 and 9 add genuine depth rather than just graphic contrast. Tudor's signature Snowflake hands have been slimmed down for the chronograph format — the hour hand loses some of its usual bulk to keep the registers readable — and the applied round luminous indices sit cleanly against the bright dial. The date window lives at 6 o'clock on a white disc with black printing, which keeps it from disrupting the panda symmetry. Up top, the fixed stainless steel bezel carries a matte black anodized aluminum tachymeter disc with silver markings that ties the whole black-and-white theme together. At 41mm across, roughly 50mm lug-to-lug, and 14.4mm thick under that highly domed sapphire crystal, it wears like a legitimate sport chronograph — present on the wrist without being punishing. On the three-link riveted steel bracelet with its flip-lock clasp, this is the watch for people who wanted a panda-dial chronograph with a proper movement and couldn't justify — or stomach — what the secondary market was asking for the other one.
Name: Tudor Black Bay Chrono "Panda"
Reference: M79360N-0002
Case Material: Stainless Steel (brushed and polished)
Case Diameter: 41mm
Case Thickness: 14.4mm
Lug-to-Lug: ~50mm
Lug Width: 22mm
Bezel: Fixed, stainless steel with matte black anodized aluminum disc, tachymeter scale with silver markings
Crystal: Domed sapphire
Caseback: Solid steel, screw-down Dial: Opaline (white/silver) with contrasting black sub-dials, applied luminous round indices, date window at 6 o'clock, sub-registers at 3 o'clock (45-minute counter) and 9 o'clock (running seconds)
Hands: Snowflake (slimmed chronograph profile),
luminous Lume: SuperLuminova (hands and indices)
Movement: Tudor Manufacture Caliber MT5813 (COSC certified, based on Breitling B01 architecture)
Jewels: 41 Frequency: 28,800 vph (4 Hz)
Power Reserve: Approx. 70 hours Precision: COSC Chronometer certified (Tudor spec: -2/+4 sec/day)
Functions: Hours, minutes, small seconds (at 9 o'clock), chronograph with central seconds and 45-minute counter (at 3 o'clock), date (at 6 o'clock)
Water Resistance: 200 meters / 660 feet Bracelet: Three-link riveted stainless steel (polished and satin-brushed) with folding clasp, flip-lock safety catch
Crown: Stainless steel, screw-down, with Tudor rose in relief
Pushers: Stainless steel, screw-down, at 2 and 4 o'clock Special Features: Column-wheel chronograph mechanism, vertical clutch, silicon hairspring, free-sprung variable-inertia balance, tungsten monobloc bi-directional rotor, 45-minute elapsed-time register, five-year transferable Tudor guarantee