CITIZEN CA4610-85A SUPER TITANIUM ZENSHIN ECO-DRIVE CHRONOGRAPH MEN WATCH
CA4610-85A
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- 3 Years Warranty
The Citizen Zenshin CA4610-85A pairs classic chronograph proportions with an integrated bracelet — the case and bracelet form one continuous line with no protruding lugs. That's why a 42.5mm watch has a lug-to-lug span of only 44mm: it sits far more compactly on the wrist than its diameter suggests.
Case and bracelet are both Super Titanium™, finely brushed and polished — roughly 40% lighter than stainless steel and considerably more scratch-resistant. Stepped chronograph pushers and a stylized crown give the profile its detail.
The textured white-silver dial is worked in high contrast: a black outer tachymetric scale and a black triple-register layout against the light surface, with silver-tone and white applied indices and handset. Functions run to a chronograph, 12/24-hour time and a date. Powered by Caliber B620 Eco-Drive with roughly 9 months of reserve and no battery, ever. Sapphire crystal, 100 metres water resistant.
At a Glance
- BrandCitizen
- CollectionZenshin Integrated
- MovementCaliber B620 Eco-Drive
- Case MaterialSuper Titanium™
- Case Size42.5mm
- Thickness11.8mm
- Lug-to-Lug44mm
- DialTextured White-Silver
- ScaleBlack Tachymetric
- GlassSapphire
- Power ReserveApprox. 9 Months
- Water Resistance100m
Why You'll Love It
- The integrated bracelet means the case and bracelet form one continuous design with no protruding lugs — a look usually found much further up the price ladder.
- That construction also makes it wear small: a 44mm lug-to-lug span on a 42.5mm case is remarkably compact, so this suits a far wider range of wrists than the diameter implies.
- Super Titanium™ is roughly 40% lighter than stainless steel and considerably more scratch-resistant. Combined with the compact lug span, this is an unusually comfortable large chronograph.
- The black tachymetric scale and triple-register layout against a light textured dial is a high-contrast, motorsport-derived look that reads sharply at a glance.
- A tachymeter lets you calculate average speed over a known distance — a genuine function, not decoration.
- Approximately 9 months of power reserve is unusually long, so it keeps running through extended stretches unworn.
- No battery, ever. Eco-Drive converts any light — sunlight or an office lamp — into the energy that runs the watch.
- Sapphire crystal is significantly harder and more scratch-resistant than mineral glass, so the dial stays clear for years.
Perfect For
- Integrated Bracelet Design Fans
- Titanium & Lightweight Watch Fans
- Chronograph Enthusiasts
- Motorsport & Tachymeter Interest
- Eco-Drive & Solar Watch Fans
- Office & Smart-Casual
- Gift for Him
Key Features
- Integrated Super Titanium™ bracelet — flowing directly from the case with no protruding lugs.
- Super Titanium™ case — silver-tone, finely brushed and polished, around 40% lighter than steel.
- Textured white-silver dial — with silver-tone and white applied indices and handset.
- Black outer tachymetric scale — for calculating average speed over a known distance.
- Black triple-register chronograph configuration — measuring in 1/5-second increments.
- Stepped chronograph pushers and a stylized crown.
- 12/24-hour time display and date.
- Citizen Eco-Drive Caliber B620 — light-powered movement, no battery required, with approximately 9 months of power reserve.
- Sapphire crystal — scratch-resistant.
- Smooth bezel.
- Push-button fold-over clasp.
- 100-metre water resistance (10 ATM) — suitable for swimming and snorkelling.
Technical Specifications
The Citizen Zenshin CA4610-85A is a 42.5mm men's Eco-Drive chronograph in Super Titanium™, powered by Caliber B620 with approximately 9 months of power reserve. The finely brushed and polished silver-tone case measures 11.8mm thick with a compact 44mm lug-to-lug span, a smooth bezel, stepped chronograph pushers, a stylized crown and sapphire crystal, water resistant to 100 metres. The textured white-silver dial carries a black outer tachymetric scale, a black triple-register chronograph configuration, applied indices in silver-tone and white, 12/24-hour time and a date display. It's finished on a matching integrated Super Titanium bracelet with a push-button fold-over clasp.
| Model Number | CA4610-85A |
| Collection | Zenshin Integrated Super Titanium™ |
| Case Material | Super Titanium™, Silver-Tone |
| Case Diameter | 42.5mm |
| Case Thickness | 11.8mm |
| Lug-to-Lug | 44mm |
| Construction | Integrated Case-to-Bracelet |
| Bezel | Smooth |
| Pushers & Crown | Stepped Pushers, Stylized Crown |
| Finishing | Finely Brushed & Polished |
| Glass | Sapphire |
| Water Resistance | 100 Metres (10 ATM) |
| Colour | Textured White-Silver |
| Markers | Applied Batons, Silver-Tone & White |
| Scale | Black Outer Tachymetric |
| Sub-Dials | Black Triple Register |
| Chronograph | 1/5 Second |
| Display | Hours, Minutes, Seconds, Date, 12/24-Hour, Chronograph |
| Material | Super Titanium™, Silver-Tone |
| Style | Integrated |
| Clasp | Push-Button Fold-Over |
| Caliber | Citizen B620 |
| Type | Eco-Drive (Light-Powered) |
| Power Reserve | Approx. 9 Months |
Best Matched With
- Charcoal Tailoring
- White Oxford Shirt
- Navy Blazer
- Dark Denim
- Smart-Casual Chinos
- Travel Essentials
Frequently Asked Questions
What does "integrated" mean?
The case and bracelet are designed as one continuous form — the bracelet flows directly out of the case rather than attaching to protruding lugs. Beyond the look, it makes the watch sit far more compactly: this one spans just 44mm lug-to-lug despite a 42.5mm case.
Will 42.5mm fit my wrist?
More easily than the number suggests. The integrated design gives it a 44mm lug-to-lug span, which is what actually determines fit, and that's compact for a watch this size. Combined with the lightweight titanium construction, it suits a wide range of wrists.
What is Super Titanium™?
It's Citizen's proprietary titanium with a surface-hardening treatment. The result is roughly 40% lighter than stainless steel and considerably more scratch-resistant — so a large chronograph like this wears far lighter than its size suggests and holds its finish for years.
What does the tachymeter do?
A tachymeter calculates average speed over a known distance. Start the chronograph at the beginning of a measured kilometre or mile, stop it at the end, and read your average speed off the scale. Here it runs around the outer edge of the dial in black.
Can I change the bracelet for a strap?
Because the bracelet is integrated into the case design, this watch is intended to be worn on its own bracelet. Fitting a conventional strap isn't practical without disrupting the design's continuity. City Chain can advise in-store if you have specific requirements.
Does titanium feel different from steel?
Yes, noticeably. It's substantially lighter, and because titanium conducts heat poorly it doesn't feel cold when you first put it on or warm up in the sun the way a steel watch does. It's also hypoallergenic, which suits anyone sensitive to steel alloys.
What is Eco-Drive?
Eco-Drive is Citizen's light-powered movement technology. A cell beneath the dial converts any light source — sunlight, a lamp, an overhead office light — into energy stored in a rechargeable cell, so the watch never needs a battery.
How long does the charge last if I stop wearing it?
Approximately 9 months from a full charge with no further light exposure — unusually long, even among Eco-Drive watches.
Can I swim with this watch?
Yes. At 100 metres (10 ATM) it's rated for swimming and snorkelling. It isn't designed for diving, and it's best kept out of hot showers — heat, steam and soap affect seals in ways a water-resistance rating doesn't cover.
Is the bracelet adjustable?
Yes. The bracelet can be resized by adding or removing links. City Chain offers complimentary bracelet sizing at any outlet — bring your warranty book along for the service.
What warranty does this watch come with?
The CA4610-85A comes with a 3-year warranty when purchased from City Chain Singapore, an authorised Citizen retailer. Keep your warranty card and proof of purchase — both are required when submitting the watch for service at any City Chain outlet.
Why Buy from City Chain Singapore
- Authorised Retailer 100% genuine Citizen product
- 3-Year Warranty Covered on every purchase
- Free Shipping All orders within Singapore
- Bracelet Adjustment Size it in-store
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Caliber No.: B620-00M, B620
Movement: Eco-Drive
Strap: Super Titanium
Water Resistant: 100m
Thickness: 11.6mm
Case Size: 42.5mm
Case: Super Titanium
Glass: Sapphire Glass
Maximum run time from full charge (Normal Use Condition)
Approx. 9 months
Specification
24hrs and Date Display
Chronograph
Eco-Drive
Insufficient Charge Warning Function
Overcharge Prevention Function
Delivery within Singapore | Order by 11AM
(Checkout options may vary depending on minimum order requirements)
• Free Standard Delivery (3 business days)
• Free Next Day Delivery
• Express Delivery at $30 (order by 2PM)
• Click & Collect (ready in 2–3 business days)
Weekend & Public Holiday Orders
Orders placed during this time will be processed on the next business day.
For online purchase, you can have bracelet or leather strap adjustments done at any City Chain store. Please bring along your warranty book for the service.
