Vacheron Constantin
Vacheron Constantin FiftySix Day-Date 4400E/000A-B437
The Vacheron Constantin FiftySix Day-Date (reference 4400E/000A-B437) is a 40 mm stainless steel watch with a silver dial. It runs on the automatic caliber 2475 SC/2 with a 40-hour power reserve and is water resistant to 30 m. It was introduced in 2018.
Specifications
Case
- Reference
- 4400E/000A-B437
- Collection
- Fiftysix
- Case size
- 40 mm
- Thickness
- 11.6 mm
- Case material
- Stainless steel
- Case shape
- Round
- Crystal
- Sapphire
- Water resistance
- 30 m
- Bracelet / strap
- Alligator leather strap
Dial and bezel
- Dial
- Silver
Movement
- Movement
- Automatic
- Caliber
- 2475 SC/2
- Power reserve
- 40 hours
- Frequency
- 28,800 vph
- Jewels
- 27
- Functions
- Day-date, Power reserve indicator
Production
- Production
- 2018 – today
How it compares within the Fiftysix family
Side by side with other references in the same collection, from the catalog.
| Reference | Size | Material | Dial | Caliber | Years |
|---|---|---|---|---|---|
| 4400E/000A-B437 (This watch) | 40 mm | Stainless steel | Silver | 2475 SC/2 | 2018– |
| 4000E/000A-B439 | 40 mm | Stainless steel | Silver | 2460 QCL/1 | 2018– |
| 4000E/000A-B548 | 40 mm | Stainless steel | Blue | 2460 QCL/1 | — |
| 4000E/000R-B438 | — | Pink gold | Silver | — | — |
| 4400E/000R-B436 | — | Pink gold | Silver | — | — |
| 4600E/000A-B442 | 40 mm | Stainless steel | Silver | 1326 | 2018– |
| 4600E/000A-B487 | 40 mm | Stainless steel | Blue | 1326 | — |
| 4600E/000R-B576 | 40 mm | 18k pink gold | Brown | 1326 | — |
| 6000E/000R-B488 | 41 mm | 18k pink gold | Silver | 2160/1 | 2019– |
About the Fiftysix family
This heading holds further references from the Fiftysix family, written with a capital S in some sources, including the steel and pink gold self-winding, day-date and complete calendar models such as the 4600E, 4400E and 4000E.
The line was introduced in 2018 and is inspired by ref. 6073 of 1956, with lugs shaped after the Maltese cross. Dealers identify the function and metal from the full reference, as in the main Fiftysix heading, and check the strap, box and papers.
Quick answers
- What size is the Vacheron Constantin FiftySix Day-Date 4400E/000A-B437?
- The Vacheron Constantin FiftySix Day-Date 4400E/000A-B437 has a 40 mm case, 11.6 mm thick.
- What movement does the Vacheron Constantin FiftySix Day-Date 4400E/000A-B437 use?
- It uses the automatic caliber 2475 SC/2, with a 40-hour power reserve.
- How water resistant is the Vacheron Constantin FiftySix Day-Date 4400E/000A-B437?
- It is water resistant to 30 metres.
- When did the Vacheron Constantin FiftySix Day-Date 4400E/000A-B437 come out?
- It was introduced in 2018.
- What is the Vacheron Constantin FiftySix Day-Date 4400E/000A-B437 made of?
- The case is stainless steel. Bracelet or strap: Alligator leather strap.
Catalog facts checked September 2026.