Audemars Piguet Royal Oak Ref. 15400 40mm — Blue Dial
Collectors understand that some watches are more than the sum of their parts. The Audemars Piguet Royal Oak in blue is one of those watches.
Key Features
- 40mm Stainless Steel Case: Proportioned for a confident wrist presence
- Blue Dial: Stick indices with luminescent coating for low-light readability
- Steel Bracelet: Comfortable, durable, and designed for everyday wear
- Sapphire Crystal: Scratch-resistant with anti-reflective coating
- Automatic Movement: Precision-calibrated for reliable daily timekeeping
Why Audemars Piguet Collectors Choose This Model
Audemars Piguet reinvented the luxury sports watch with the Royal Oak in 1972. Owning one means owning a piece of design history that changed horology forever.
Specifications
- Brand: Audemars Piguet
- Model: Royal Oak Ref. 15400
- Case Size: 40mm
- Case Material: Stainless Steel
- Strap: Steel Bracelet
- Dial Color: Blue
- Crystal: Sapphire
- Movement: Automatic



































Lucas_88 (verified owner) –
Just ordered this automatic timepiece, can’t wait to get it!!
Megan Cole (verified owner) –
In love with this minimalist watch! Perfect for daily wear. Quick question, is the crystal sapphire?
Tyler Reed (verified owner) –
Stunning piece!! 😍 So clean and sharp on the wrist.