Audemars Piguet Royal Oak Perpetual Calendar Openworked 150th Anniversary (Titanium) vs Vacheron Constantin Overseas Tourbillon (Titanium)
The Audemars Piguet Royal Oak Perpetual Calendar Openworked 150th Anniversary (Titanium) and the Vacheron Constantin Overseas Tourbillon (Titanium) are both titanium integrated bracelet watches. This is a side-by-side of their case size, weight, titanium grade, movement, water resistance, and price, drawn from the verified specs in the Titanium Field Guide.
| Audemars PiguetRoyal Oak Perpetual Calendar Openworked 150th Anniversary (Titanium) | Vacheron ConstantinOverseas Tourbillon (Titanium) | |
|---|---|---|
| Price | $196,000 | $159,000 |
| Case diameter | 41.0 mm | 42.5 mm |
| Thickness | 9.9 mm | 10.39 mm |
| Lug-to-lug | – | – |
| Water resistance | 20 m | – |
| Weight | – | 111 g |
| Titanium grade | Titanium (grade undisclosed) | Grade 5 |
| Surface treatment | Openworked; BMG bezel, caseback frame and bracelet mid-links | Satin / polished |
| Movement | Automatic | Automatic tourbillon (peripheral rotor) |
| Power reserve | 40 h | 80 h |
| Complications | Perpetual calendar, Date | Tourbillon |
| Crystal | Sapphire | Sapphire |
| Bracelet / strap | Titanium bracelet (BMG mid-links) | Titanium bracelet; leather and rubber straps (interchangeable) |
| Origin | Switzerland | Switzerland |
| Confidence | High | High |
Full details: Audemars Piguet Royal Oak Perpetual Calendar Openworked 150th Anniversary (Titanium) · Vacheron Constantin Overseas Tourbillon (Titanium)
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