ShadowLock fully closed: scalloped steel blades with gold edges and the BDP mark at the center

Signature innovation · Every collection

ShadowLock™
Mechanical Dial Cover

A scalloped mechanical dial cover that closes with a twist of the crown. Open, the watch is a technical instrument. Closed, the dial and lume disappear behind brushed steel blades for complete discretion.

Explore Join the Founder's Circle

ShadowLock in transition: scalloped blades closing

ShadowLock fully closed with the BDP mark at center

Signature BDP innovation · across every collection

Precision in
every state.

A scalloped mechanical dial cover. Twist the signature crown and the blades sweep shut in one smooth motion, hiding the dial and its lume. Open, it's a technical piece. Closed, it makes a bold, quiet statement.

Brushed scalloped blades with gold edges — **Scalloped blades** Inspired by iconic design and engineered for everyday use.

Twisting the signature crown to operate ShadowLock — **Simple operation** Twist the signature crown to open or close.

Exploded view of ShadowLock mechanism layers — **Precision engineered** A proposed integrated mechanism, now in concept development.

Caseback engraved with ShadowLock aperture motif — **Engraved caseback** The aperture motif, individually numbered.

Founder's Circle · now forming

Be first
through the door.

The Founder's Circle is the inner list for people who want BDP on their wrist first. Members get development updates, early design previews, and first notice when the crowdfunding campaign opens, along with first claim on the planned numbered Founder's Edition.

01First notice of the crowdfunding launch
02Numbered Founder's Edition pieces, issued per collection from 0003 when you place a deposit
03Behind-the-scenes design and prototype updates
04A voice in final colorways and features

Ready to claim a number? Reserve with a $999 refundable deposit

Founder's Edition · numbered deposits

Claim your
number.

Put down a $999 refundable deposit and you are issued the next Founder's Edition number in the collection you choose, right after payment. Each collection is numbered on its own, from 0003 to 1000. Numbers 0001 and 0002 of every collection are already taken.

FAQ

Questions, answered.

How does ShadowLock work?

Twist the signature BDP crown and scalloped blades sweep across the dial in one motion. Twist again and they retract to reveal the full dial.

Which BDP watches have ShadowLock?

ShadowLock is planned as a signature innovation across BDP collections, including The Big Glowowski, The Wingman, The Wrong Turn (Mission Dark Mode) and Response One.