Citizen Zenshin Chronograph 41mm CA4690-51A

Citizen Zenshin Senkei Super Titanium Men's Watch CA4690-51A

The Citizen Zenshin Senkei Super Titanium Men's Watch CA4690-51A is a testament to Citizen’s long‑standing heritage of precision, innovation, and advanced material engineering. For more than a century, Citizen has pioneered technologies that redefine durability and performance—most notably its development of Super Titanium™, which is five times harder and 40% lighter than stainless steel, offering exceptional comfort and scratch resistance for everyday wear.

This model continues that tradition with a modern 41mm Super Titanium case and bracelet, delivering a lightweight yet robust structure built for longevity. Inspired by Japanese principles of “Zenshin” (progress) and “Senkei” (clear lines), the design showcases angular detailing, a textured white dial, and refined brushed finishing, reflecting Citizen’s commitment to both technological advancement and aesthetic clarity. 

Equipped with Citizen’s Eco‑Drive Caliber B620, the CA4690-51A is sustainably powered by any light source—never requiring a battery—and offers an impressive power reserve of up to 270 days. Its functional chronograph layout includes running seconds, a 1/5‑second stopwatch measuring up to 60 minutes, a 24‑hour indicator, and a discreet date window at 4:30, all protected by scratch‑resistant sapphire glass and water resistance up to 10 bar. Designed to be both stylish and practical, this timepiece exemplifies Citizen’s dedication to integrating advanced materials, sustainable energy solutions, and precision craftsmanship. 

What we love about the Citizen Zenshin Senkei Super Titanium CA4690-51A is how seamlessly it blends bold sporty styling with everyday wearability. The classic white textured dial paired with the feather‑light Super Titanium build gives the watch a striking presence without compromising comfort. Its Eco‑Drive movement, durable construction, and refined finishing make the Citizen Zenshin Senkei Super Titanium CA4690-51A a powerful expression of Citizen’s philosophy: progress through innovation, beauty through clarity.

Orders are dispatched within 1–3 business days from Sydney via Australia Post Express for fast and reliable delivery. Customers located in Sydney may also enjoy the convenience of same‑day Click & Collect, with orders ready for pickup from our Alexandria showroom just one hour after purchase when this option is selected at checkout.

5 Year warranty from Citizen Watches (Australia). StarBuy are Authorised distributors of Citizen Watches. All Citizen Watches are shipped in Citizen original packaging released for Australia. All Citizen warranties are registered online on the Citizen Warranty Portal directly by StarBuy on behalf of the customer. After purchase and shipping by StarBuy, an email is sent by Citizen registering the warranty directly to the buyer. A link to the online instructions manual is also sent within the email. Citizen no longer supply any hard copies of the warranty booklet or the instructions manual. 

• How and when will my StarBuy order be shipped?
  We ship all orders via Australia Post Express for fast and reliable delivery. We aim to dispatch every order as quickly as possible—typically within 1–3 business days. You'll receive a confirmation email with tracking details as soon as your order ships.
  

• Can StarBuy guarantee delivery dates?
  While Australia Post Express is generally reliable, their delivery dates are estimates only and may vary, especially during busy periods. We appreciate your understanding if your parcel takes a little longer to arrive.
  

• Will I need to sign for my order?
  Yes, a signature is required upon delivery. If no one is home, we recommend using a work address. Australia Post may offer contactless delivery—in those cases, we follow their current safety protocols. Risk and ownership transfer to the recipient upon delivery.
  

• What if I am not home when my order arrives?
  If no one is available to sign, Australia Post will leave a card with details on how to collect your parcel from the closest authorised Australia Post Office. You’ll need to present a photo ID at the post office to pick it up. If you’ve authorised a Safe Drop with Australia Post previously, they’ll follow your existing instructions.
  

• Will I get a Shipping Notification?
  Absolutely! As soon as your order is on its way, you’ll receive an email with tracking details. We kindly ask for your patience—tracking updates may take up to 3 business days after ordering.
  

• What are your shipping charges?
  We offer free shipping Australia-wide with Australia Post Express. For approved brands shipped to New Zealand, a $10 flat fee will be added to your total at checkout. Approved parcels to NZ are shipped within the Australia Post / NZ Post network.
  

• Click & Collect?
  

  Prefer a quicker pick-up? Our Click & Collect service makes it easy.

  Pickup Location:
  StarBuy
  Suite 23, 112 McEvoy Street
  Alexandria NSW 2015 

  Hours:
  Monday–Friday: 10am–5pm
  Saturday: 9am–12pm  

  How it works - Your order will be ready for pickup within an hour during business hours (unless otherwise notified). If someone else is collecting on your behalf, just email us their name—they’ll need to show ID at pickup.

• Are all items in stock?

  StarBuy products for sale on the website are always live and accurate. All items marked ‘In Stock’ are physically in stock with us. Items marked ‘Out of Stock’ are completely sold out. In rare instances where additional items are ordered and the items are being shipped to StarBuy, a specific note will be made on the product page.
  
  

• How can I be sure your products are authentic?

  We guarantee that all of the products we sell on StarBuy

  1. Are brand new
  2. Are 100% genuine - manufactured by the named brands, in keeping with their high quality standards.

  The only thing that’s different are the low prices.
  
  

• Is a tax invoice included with my order?

  All orders have an automated invoice emailed to the email address on the order. All items listed on our website are GST inclusive. The invoice clearly shows the GST charged on the purchase as well as our name and ABN number.
  
  

• Can an item be reserved or put on hold?

  Unfortunately due to the model adopted by StarBuy, we are unable to reserve or put an item on hold. Items on sale are limited in quantity and often sell out quickly.
  
  

• Why are StarBuy prices low?

  StarBuy is a low cost discount website that buys items in bulk and offers them at the lowest possible prices. We keep our costs low by automating most back office processes to keep our prices world competitive. We ensure that you benefit by buying quality brands at low prices from StarBuy and come back to save money again and again.