Skip to product information
Cartier Ballon Bleu De Silver Dial Stainless Steel Bezel & Bracelet 37mm WSBB0021 - BRAND NEW

Cartier Ballon Bleu De Silver Dial Stainless Steel Bezel & Bracelet 37mm WSBB0021 - BRAND NEW Cartier Ballon Bleu De Silver Dial Stainless…

Reference WSBB0021

Full watch configuration

Cartier Ballon Bleu De Silver Dial Stainless Steel Bezel & Bracelet 37mm WSBB0021 - BRAND NEW

$6,299.00
Requested condition
Brand New

By Cartier

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Sell or trade a watch

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

Cartier Ballon Bleu De Silver Dial Stainless Steel Bezel & Bracelet 37mm WSBB0021 - BRAND NEW

Cartier Ballon Bleu De Silver Dial Stainless Steel Bezel & Bracelet 37mm WSBB0021 - BRAND NEW

Current Catalogue Asking Price:

Your Offer

$

Submit your offer for review. Availability and the final price require confirmation.

Preferred Contact Method
I have a trade-in / add a note

Reserve with $200

Cartier Ballon Bleu De Silver Dial Stainless Steel Bezel & Bracelet 37mm WSBB0021 - BRAND NEW

Your $200 deposit is applied to the watch’s purchase price. It is refundable only if Bizak & Co. cannot fulfill your order.

Estimated remaining balance: $. Pay by bank wire or cryptocurrency after we confirm your watch and final invoice. Shipping and applicable taxes are additional.

Shipping details · Return terms

Speak with a Bizak & Co. specialist about this piece

|Call or Text

The Cartier Ballon Bleu WSBB0021 is a brand-new 37mm stainless steel dress watch featuring a silver Roman numeral dial and the model's signature domed bezel with its iconic sapphire-set crown guard. The integrated stainless steel bracelet completes a polished, cohesive look that has made the Ballon Bleu one of Cartier's most recognized contemporary references.

Reference WSBB0021 occupies an ideal middle ground in the Ballon Bleu size range, wearing elegantly on a wide range of wrist sizes while retaining the sculptural presence that sets Cartier apart from the crowd. Contact Bizak & Co. today to purchase this reference at the best price with full confidence in its brand-new condition.

Compare it across every Ballon Bleu reference we carry, or browse the full Cartier collection at Bizak & Co.

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

Sourced. We can get.

Not the exact one you’re looking for?

Source your dream watch

Learn More

The Cartier Ballon Bleu de Cartier is one of the most celebrated watch introductions of the twenty-first century, arriving as a design statement that instantly redefined what a round dress watch could be. The model takes its name from the balloon-like curvature of its case, a soft, pillowed architecture that flows seamlessly into the lugs and bracelet. That organic silhouette, paired with Cartier's deep horological heritage and Parisian fine-jewelry sensibility, gave the Ballon Bleu an immediate cultural gravity that few modern references have matched.

Reference WSBB0021 presents the Ballon Bleu in its purest, most wearable form: a 37mm stainless steel case that is neither aggressively sporty nor overly dainty. At this diameter the watch transitions effortlessly between a polished boardroom setting and a refined weekend ensemble, making it one of the most versatile references in the entire Cartier catalog. The stainless steel construction lends durability and a cool, mirror-bright luster that holds up beautifully over years of wear.

The silver Roman numeral dial is the heart of the WSBB0021's appeal. Cartier's Roman numerals—rendered in the house's exacting typographic tradition—lend an unmistakably classical character that distinguishes the Ballon Bleu from competitors relying on applied indices. The blued-steel hands sweep across the dial with the kind of quiet authority that only a maison with Cartier's history can project, and the overall composition achieves maximum legibility without sacrificing a single gram of elegance.

The stainless steel domed bezel is perhaps the single most distinctive design element on the watch, arching up from the case middle in a smooth curve that amplifies the balloon metaphor and protects the sapphire crystal within. Nestled at the four-o'clock position is the brand's legendary cabochon-set crown, a detail that began as a practical solution to crown protection and became a defining Cartier signature. The matching integrated stainless steel bracelet mirrors the case's curves, tapering gracefully toward the clasp for a unified, jewelry-like finish.

This example is offered brand new, meaning the case and bracelet retain their full factory finish—no scratches, no polishing, no signs of use. Buying new also means you receive the watch exactly as Cartier intended, with all protective films, original bracelet links, and the complete unboxing experience intact. For collectors and first-time Cartier buyers alike, a new-old-stock or current-production piece like this one represents the highest possible standard of acquisition.

At Bizak & Co. we specialize in sourcing and presenting luxury timepieces with full transparency, competitive pricing, and the personal service that large e-commerce platforms simply cannot offer. Whether you are buying the Cartier Ballon Bleu WSBB0021 as a personal milestone piece, a gift, or a foundation stone for a serious collection, our team is ready to answer every question and ensure a seamless purchase. Reach out today—this is the Ballon Bleu at its most essential, and at Bizak we make it easy to make it yours.

Technical Details
Reference
WSBB0021
Model
Ballon Bleu
Case material
Stainless Steel
Bracelet material
Stainless Steel
Dial
Silver Roman
Case size
37mm
Requested condition
Brand New
FAQ

1. What makes the Cartier Ballon Bleu WSBB0021 special?
The WSBB0021 distills everything iconic about the Ballon Bleu into a 37mm stainless steel package: the sculptural domed bezel, the cabochon crown at four o'clock, and a silver Roman numeral dial that is unmistakably Cartier. It is a brand-new reference, so every surface is pristine and factory-fresh. Few watches at this price point carry the same combination of design pedigree, brand heritage, and daily wearability.

2. What movement powers the Cartier Ballon Bleu WSBB0021?
Cartier has used both in-house and third-party movements across the Ballon Bleu line depending on the reference and production period, and the specific caliber for WSBB0021 is not detailed in the available listing information. For precise movement specifications we encourage you to contact Bizak & Co. directly, as our team can provide confirmed technical details before your purchase.

3. What is the case size of the WSBB0021?
The WSBB0021 has a 37mm stainless steel case, placing it in the mid-size tier of the Ballon Bleu range. This diameter is widely considered one of the most universally flattering sizes in the collection, suitable for a broad range of wrist circumferences regardless of gender.

4. Is the Cartier Ballon Bleu 37mm good for everyday wear?
Yes—the stainless steel case and bracelet of the WSBB0021 are robust enough for regular daily use, while the classic silver Roman dial and domed bezel keep the watch polished enough for formal occasions. The integrated bracelet sits securely on the wrist and the rounded case profile minimizes snagging on cuffs. It is a genuinely versatile watch that rewards consistent wear.

5. What does the dial on the WSBB0021 look like?
The dial is finished in silver and features Cartier's hallmark Roman numerals, rendered in the precise typographic style the house has refined over more than a century. Blued-steel hands provide sharp contrast against the silver ground, and the overall layout is clean and highly legible. The result is a dial that reads as both timeless and unmistakably Cartier.

6. Is the Cartier Ballon Bleu WSBB0021 a good buy, and how do I purchase it from Bizak?
The Ballon Bleu is one of Cartier's strongest-holding references in the secondary market, and buying brand new ensures you receive the watch in flawless condition at the top of its value trajectory. Bizak & Co. offers competitive pricing and personalized service on every transaction. Simply visit bizakandco.com or contact our team directly to confirm availability, ask questions, and complete your purchase with confidence.

Certified Authenticity

Every watch is authenticated before delivery.

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 Returns for Store Credit

Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

Read eligibility, condition requirements, and exclusions.

Insured delivery

Insured shipping

U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

You might also like...