Skip to product information
Audemars Piguet Offshore Diver 42 mm 15720ST.OO.A027CA.01 Steel Blue

Audemars Piguet Offshore Diver 42 mm 15720ST.OO.A027CA.01 Steel Blue

$30,900.00 $32,000.00

*As with all fine timepieces, prices and availability are subject to market conditions and do not constitute a binding agreement.

By Audemars Piguet

Sell or Trade
Audemars Piguet Offshore Diver 42 mm 15720ST.OO.A027CA.01 Steel Blue

Audemars Piguet Offshore Diver 42 mm 15720ST.OO.A027CA.01 Steel Blue

Current Market Valuation:

Your Offer

$

Most accepted offers fall within 1–5% of market valuation

Preferred Contact Method
I have a trade-in / add a note
Audemars Piguet Offshore Diver 42 mm 15720ST.OO.A027CA.01 Steel Blue

Reserve with a $200 Deposit

Audemars Piguet Offshore Diver 42 mm 15720ST.OO.A027CA.01 Steel Blue · $

  • A fully refundable $200 deposit secures this watch and confirms your order.
  • The balance of $ is paid by bank wire — instructions are emailed to you right after checkout.
  • Market prices move: if the price changes or we cannot secure the piece, your deposit is refunded in full.
  • A specialist confirms your order personally within hours; your watch ships fully insured once the wire clears.
  • Complimentary bracelet sizing before shipping — how to measure your wrist.

The deposit is a commitment to buy — not a hold while you decide. By continuing you confirm you intend to complete the purchase by bank wire.

Prefer to arrange everything personally? WhatsApp a specialist

Speak with a Bizak & Co. specialist about this piece

|Call or Text

The Audemars Piguet Royal Oak Offshore Diver reference 15720ST.OO.A027CA.01 is a 42mm stainless steel sports diver featuring a striking blue dial and a matching stainless steel bracelet powered by an automatic movement. Combining the iconic octagonal Royal Oak DNA with serious dive-watch credentials, this reference delivers bold wrist presence alongside refined Swiss engineering.

Reference 15720ST.OO.A027CA.01 stands out for its seamless fusion of the Royal Oak Offshore's aggressive aesthetics with a purpose-built diver's rotating bezel, making it equally at home in the boardroom or beneath the surface. Contact Bizak & Co. today to inquire about purchasing this certified authentic example.

Compare it across every Royal Oak Offshore Diver reference we carry, or browse the full Audemars Piguet collection at Bizak & Co.

Buy this Royal Oak Offshore Diver, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

Not the exact one you’re looking for?

Source your dream watch

Learn More

The Audemars Piguet Royal Oak Offshore Diver is one of the most coveted sport-luxury dive watches in the world, and reference 15720ST.OO.A027CA.01 represents the line in its most compelling stainless steel and blue-dial configuration. Introduced as a natural evolution of the Royal Oak Offshore family, the Offshore Diver brought a unidirectional rotating diving bezel to the iconic octagonal case architecture originally conceived by Gérald Genta for Audemars Piguet in 1972, expanding the Royal Oak universe into serious aquatic territory without sacrificing a single degree of haute horlogerie prestige.

At 42mm in stainless steel, the Offshore Diver wears with a commanding yet wearable presence on the wrist. The case construction retains the signature exposed hexagonal screws on the bezel and the integrated bracelet architecture that defines every Royal Oak, while the addition of a rotating dive bezel gives the 15720ST.OO.A027CA.01 a purposeful, tool-watch character that sets it apart from standard Royal Oak references. The crown-protection system integrated into the case flank reinforces the diver's functional brief.

The blue dial is among the most sought-after executions in the Offshore Diver lineup. Rich, deep, and beautifully finished in the manner Audemars Piguet is known for, the blue dial plays off the polished and brushed surfaces of the stainless steel case and bracelet to produce a striking interplay of light and texture. Applied dial markers ensure legibility while maintaining the elegant, detail-forward aesthetic that Royal Oak collectors prize.

Beneath the caseback beats an automatic movement, continuing Audemars Piguet's tradition of in-house Swiss manufacture quality. The movement provides the reliable, self-winding convenience expected of a modern luxury sports watch, keeping the 15720ST.OO.A027CA.01 ready for wear at any moment. The engineering throughout reflects decades of Audemars Piguet mastery in precision timekeeping.

On the wrist, the Royal Oak Offshore Diver 15720ST.OO.A027CA.01 occupies a rare position in the market: it is equally persuasive as a daily driver, a diving instrument, a collector's piece, and a statement of taste. The stainless steel integrated bracelet flows naturally from the case, delivering comfort and a cohesive look that few competitors can match at any price point.

Bizak & Co. is proud to offer this certified authentic Audemars Piguet Royal Oak Offshore Diver reference 15720ST.OO.A027CA.01 to discerning buyers. Whether you are an established AP collector or entering the Royal Oak universe for the first time, this blue-dial, steel-bracelet Offshore Diver represents an exceptional opportunity to acquire a true icon of modern watchmaking. Reach out to our team at bizakandco.com to learn more or to buy online today.

Technical Details

Reference Number 15720ST.OO.A027CA.01

Model Family Royal Oak Offshore Diver

Movement Automatic

Case Material Stainless Steel

Bracelet Material Stainless Steel

Dial Blue

Case Dimension 42mm

Year 2025

Condition Brand New

Box & Papers Full Set

FAQ

1. What makes the Audemars Piguet Royal Oak Offshore Diver 15720ST.OO.A027CA.01 special?
Reference 15720ST.OO.A027CA.01 merges the legendary Royal Oak octagonal case design with a functional unidirectional rotating dive bezel, creating a watch that excels as both a luxury statement and a genuine diving instrument. The blue dial paired with a stainless steel case and integrated bracelet makes this one of the most visually striking configurations in the Offshore Diver collection.

2. What movement powers the Audemars Piguet Offshore Diver 15720ST.OO.A027CA.01?
The 15720ST.OO.A027CA.01 is powered by an automatic movement, delivering self-winding convenience consistent with Audemars Piguet's Swiss manufacture standards. The automatic caliber ensures reliable, precise timekeeping without the need for manual winding in everyday wear.

3. What is the case size of the Royal Oak Offshore Diver reference 15720ST.OO.A027CA.01?
The case measures 42mm in diameter and is crafted from stainless steel, a size that provides a bold, sporty wrist presence while remaining versatile enough for a wide range of wearers. The integrated stainless steel bracelet and matching bezel create a cohesive, purpose-built aesthetic.

4. Is the Audemars Piguet Royal Oak Offshore Diver 15720ST a good everyday watch?
Yes — the stainless steel construction, automatic movement, robust crown protection, and rotating dive bezel make the Offshore Diver 15720ST.OO.A027CA.01 an excellent daily wear choice for those who want serious functionality alongside luxury design. Its integrated bracelet and water resistance make it adaptable from professional environments to aquatic activities.

5. What color is the dial on reference 15720ST.OO.A027CA.01 and what are the case materials?
This reference features a rich blue dial complemented by applied dial markers for optimal legibility, housed in a 42mm stainless steel case with a stainless steel bezel. The combination of the blue dial and polished-and-brushed steel surfaces is one of the most desirable aesthetic pairings in the Royal Oak Offshore Diver lineup.

6. Is the Audemars Piguet Offshore Diver 15720ST.OO.A027CA.01 a good buy and how can I purchase it from Bizak & Co.?
The Royal Oak Offshore Diver in steel with a blue dial is a highly regarded reference among AP collectors and luxury sport-watch enthusiasts, offering strong long-term desirability. You can buy this certified authentic example online or inquire directly through bizakandco.com, where the Bizak & Co. team is ready to assist with all purchase questions.

Certified Authenticity

Each watch we sell comes with original box & papers.

Real Family Business

You're buying from genuine people, 30 years in business.

Bizak & Co. Warranty

Every watch is checked by us before shipping.

5 Years Warranty

Every watch you buy from us is backed by our 5-year warranty—because luxury should come with long-term peace of mind.

If anything goes wrong mechanically due to a manufacturing issue, we’ll take care of it. No stress. No surprises.

Because trust isn’t built in a transaction—it’s built over time.

90 Day Return Policy

Our costumers trust us and we trust them. That's why we're boldly presenting the best return policy in the industry.

We take all the risk so you don't have to.

Signature personal delivery service

For high-value orders, we offer our exclusive Signature Personal Delivery—where one of our team members personally flies out to hand-deliver your watch.

Because some pieces deserve more than just shipping—they deserve a handshake.

You might also like...