Lan Ba Royal Pop Strap: The Monocoque

Wear your AP × Swatch Royal Pop Lan Ba on the wrist.

The Lan Ba Royal Pop Monocoque is the first British-machined aluminium wrist case engineered for the Savonnette format of the Audemars Piguet × Swatch Royal Pop. Milled from a single block of 7075 aerospace-grade aluminium at a precision engineering facility in Bicester, Oxfordshire. The same facility manufactures components for Formula 1, MotoGP, and aerospace clients.

The 7075 aluminium is supplied to AMS 4124 (Aerospace Material Specification) by a UK aerospace metals stockist whose approved supply chain includes Airbus, Bombardier, Leonardo, and Rolls Royce. Material certified to ISO 9001, AS/EN 9100, and EN 9120 - the aerospace industry's quality management standards. The same alloy is used for aircraft structural parts and motorsport gears and shafts.

Most aftermarket Royal Pop wrist solutions are cast ceramic, moulded FKM rubber, or injection-moulded plastic. The Monocoque is none of these. It is a structural aluminium case milled to motorsport tolerance, designed as a serious aftermarket accessory for the most-discussed watch launch of 2026.

The Monolock™ system, Savonnette configuration. The Lan Ba is one of only two Savonnette variants in the Royal Pop collection, with the crown at 3 o'clock. The Monocoque secures your Royal Pop using the proprietary Monolock™ system. Machining the case aperture to the exact dimensions of the watch would make it impossible to seat the Royal Pop without forcing it. Instead, the aperture is cut a few microns oversize, and two K-Clips take up the difference, drawing the watch into a precise, secure fit against the case. The result is a smooth seat with no forcing, no stress, and no risk to the Bioceramic.  

Choose your Monocoque case colour and FKM strap colour at the variant selector above. Five aerospace-grade aluminium case colours. Twelve FKM strap colours. Sixty possible combinations to make your Lan Ba your own.

The Lan Ba is the Mandarin-named Savonnette in blue. Light blue Bioceramic bezel, blue tapisserie dial, blue crown, eight blue hex screws. The most restrained and everyday-wearable variant in the collection. The Blue Aluminium Monocoque case is the natural tonal pairing, extending the light blue bezel across the wrist for a unified blue-on-blue effect. The Silver Aluminium case is the neutral foundation that keeps the blue palette focused on the watch itself. Both options carry the Lan Ba's disciplined colour story without competing with it.

In the box

• Your chosen Monocoque case, CNC machined from 7075 aerospace aluminium
• Two K-Clips, fitted as part of the Monolock™ system, plus one spare
• FKM strap in your chosen colour
• Monolock™ screw pins to secure the strap
• Two screwdrivers for fitting and changing your strap
• Material documentation (certification available on request)

Specifications

• AMS 4124 specification 7075 aerospace aluminium
• UK aerospace supply chain (ISO 9001, AS/EN 9100, EN 9120 certified)
• Same material grade used in aircraft structural components and motorsport applications
• Single-block milled on a Matsuura MX-330 5-axis CNC to 0.2mm tolerance
• Type II anodised finish in Silver, Black, Bronze, Orange, or Blue Aluminium
• 12 FKM rubber strap colours available
• Monolock™ system, Savonnette configuration (crown at 3, hunter cover compatible)
• British-engineered aluminium bracelet option available separately
• Strap changes in minutes with the included two-screwdriver kit
• Non-destructive and fully reversible. Your Royal Pop is never modified.

Why British manufacturing

Most Royal Pop accessories are manufactured in China, with branding applied in Europe, the United States, or elsewhere. The Monocoque is different. Designed in Britain, engineered in Britain, and manufactured in Britain at a precision facility that supplies Formula 1 teams and aerospace clients. The aluminium is sourced through a UK aerospace supply chain. The intellectual property is registered to MGB Watches. UK shipping. Full UK Consumer Rights Act protection.

Material credentials

Each Monocoque is machined from AMS 4124 specification 7075 aluminium. The material is supplied by a UK aerospace metals stockist whose customers include Airbus, Bombardier, Leonardo, and Rolls Royce. Material certification is available on request with every order.

Renders shown. Images on this page are AI renders generated from our production prototype. Production photographs of your actual Lan Ba Royal Pop will be added to your order confirmation before shipping.

MGB Watches predicted the Audemars Piguet × Swatch collaboration in January 2024. Eighteen months before official confirmation. The Monocoque is the same diligence applied to engineering aftermarket product design.

Don't have a Lan Ba Royal Pop yet?

The Monocoque ships without a watch. The AP × Swatch Royal Pop Lan Ba is available separately at MGB Watches. Shop the Lan Ba Royal Pop watch.

The Monocoque is an independent aftermarket product. MGB Watches is not affiliated with, endorsed by, or licensed by Swatch Group or Audemars Piguet. All trademarks remain the property of their respective owners.

Next Day - UK Only

• Order Monday to Friday before 15:00 to receive next day
• Order Saturday or Sunday for delivery on Tuesday
• Shipping Fee: £9.95
• Carrier: Royal Mail

2 Business Days - UK Only

• Order Monday to Friday before 15:00 to receive within 2 business days
• Saturday or Sunday orders will be shipped on Monday for delivery within 2 business days
• Shipping Fee: £2.95 (Free Shipping over £100)
• Carrier: Royal Mail

Customs:

All our products are shipped Delivery Duties Paid (DDP). This means the responsibility to pay any duties for your order is on us, we guarantee that you will never pay more than you see in checkout.

Shipping Cost and Time:

1-2 Business Days (Cut off 15:00 GMT)
Carrier: FedEx
Cost: See Checkout

2-5 Business Days (Cut off 15:00 GMT)
Carrier: FedEx
Cost: See Checkout

You have 14 days from the date of receiving your order to initiate a return for a refund. Please ensure that the item is shipped back to us within 14 days follow the initiation of your return.

See full returns policy