






Seiko mod datejust 'who cares I'm already late' white watch
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1 Year Warranty
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Inspired by the iconic Datejust design, and featuring the prestigious Seiko TMI NH35 automatic movement, we present the Seiko Mod Datejust. A 36mm/39 mm high-end quality watch homage combining the perfect alliance between excellence and accessibility.
All watches are custom made with third party aftermarket and Non-OEM parts and OEM movements
Seiko mod datejust 'who cares I'm already late' white automatic watch
Carefully hand-assembled by experts with the next features:
- Diameter: 36mm or 39mm (excluding the crown)
- Movement: Seiko TMI NH35 automatic movement
- Thickness: 12mm
- Glass: Sapphire, anti-scratch with anti-reflective treatment
- Luminova: No
- Case: 904L stainless steel
- Crown: Screwed
- Lugs: 20mm
- Bracelet: 904L stainless steel
- Bracelet style: Jubilee or Oyster
- Case back: Crystal
- Water resistance: 3 ATM
- Wrist size: 14,5cm to 22cm+ (adjustable with extra links leave a note at checkout if needed)
- Comes with bracelet sizing tool
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Disclaimer
CIRCA WATCH LABORATORIES LLC-FZ is not affiliated with any brands shown, nor do we represent any of the various mentioned watch brands.
We use aftermarket pieces like NH movements handcrafted using different parts from Non-OEM or OEM suppliers from various marketplaces such as Ebay, Etsy, Amazon and Aliexpress, to make unique custom modified pieces. These parts are already manufactured by independent third party suppliers in which we only assemble the watches based on parts available on these marketplaces. We are not responsible for the manufacture of the parts. We only purchase the parts and assemble it.
Handcrafted with both genuine Seiko TMI movements and aftermarket dials and non original cases
Shipping
We offer FREE shipping with our freight forwarder from our warehouse in Hong Kong, who hand it to USPS priority, DHL-ecommerce, Royal Mail express, Deliver it, Last mile, 4PX & Cainiao smart logistics, UniUni or your national post office
Standard shipping - Free
- (7-12 working days at shortest)
- (12-18 working days at most)
Express shipping - $50 (Fedex or UPS)
- (1-3 working days at shortest)
- (3-5 working days at most)
You will then receive your tracking link once we ship your item! Due to the unique assembly from our warehouse, please allow a maximum of 1 week for modification. All times are estimates given from courier. After dispatch any delays are subject to your countries customs authorities which are beyond our control once the courier has the parcel. Patience is a virtue, and these timepieces are worth the wait!
Returns
If you have a change of mind and want to return your order we offer returns on all orders 14 business days from when you receive your watch. Please note that shipping costs for a return are to be paid by you unless the watch arrived damaged or was the wrong one. You can use a returns form via our live chat.
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CRAFTED FROM
904L stainless steel
Our watch cases and straps are sourced from reliable third-party suppliers which are made of 904L stainless steel, known for it's high quality and durability which also improves corrosion-resistance to ensure longevity for your timepiece.

aftermarket BRACELET STYLE
oyster steel
Its three-piece link structure offers a strong and secure fit, perfect for both everyday wear and adventurous pursuits. Known for its versatility, the Oyster style seamlessly transitions from casual settings to more formal occasions, ensuring style and performance in any environment, anytime.

aftermarket BRACELET STYLE
the presidential
Known for its semi-circular, three-piece link design, the President bracelet strikes the perfect balance between elegance and comfort. Crafted with precision, it exudes sophistication, making it a favorite for formal occasions or as a statement piece for daily wear.

aftermarket BRACELET STYLE
MODERN JUBILEE
A five-piece link design renowned for its intricate craftsmanship and timeless elegance. Its smaller, closely linked pieces provide exceptional flexibility and comfort, making it ideal for both dress watches and casual styles.
Need help?
Frequently Asked Questions
To maintain the quality and performance, avoid exposing it to extreme temperatures and harsh chemicals. Regularly clean the watch with a soft, dry cloth to remove any dirt or moisture. It is also recommended to have the watch serviced by a professional every 3-5 years to ensure optimal functioning of the mechanical components. We also recommend winding it upon arrival and wearing the watch so the movement start running naturally.
While both are inspired by classic wristwatch designs featuring date functions, the Seiko Mod Day-Date watch also includes a day display. Both are crafted using a mix of aftermarket parts, but their aesthetic and functional elements differ slightly to cater to different preferences.
Yes, they come with an in house 1-year warranty that covers any defects in assembly or function covered by us. Please note that this warranty does not cover damages caused by wear and tear or accidental damage. For any service under warranty, proof of purchase and inspection will be required.
These watches can be purchased through our online store. We provide a detailed catalog of various models, including different styles and customization options, to ensure that you find a watch that perfectly fits your taste and needs.
It is special because it blends the timeless elegance of the classic Datejust style design with the precision and reliability of Seiko TMI's NH35 renowned movement. Each piece is handcrafted with a careful selection of aftermarket parts, offering a unique and personal touch to each watch.
Yes, one of our custom options includes the Seiko mod Datejust in Arabic, which features Arabic numerals on the dial. This option is popular for its distinctive look and is part of our custom Seiko mods that allow for personalized dial features. Please use our custom mod builder tool. here
Each purchase comes with a watch assembled with a bracelet sizing tool to ensure a perfect fit and our warranty card inside the package. Note that all parts used are sourced from reliable aftermarket suppliers, ensuring quality in the final product.