Instinct Time
SEIKJUST BLACK 39MM
SEIKJUST BLACK 39MM
Leather watch box + tool kit included
1-Year International Warranty
Next-day dispatch from Melbourne
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✅ Japanese NH35A Movement
Where clean design meets everyday sophistication. The Seikjust Black brings a sleek, monochrome edge to the classic 39mm silhouette. With its deep black dial, polished indices, and lumed hands, this piece delivers understated luxury that’s effortlessly versatile, from office attire to evening wear.
Powered by the reliable NH35A automatic movement, it features 24 jewels, a sweeping second hand, and a quick-set date function, ensuring accuracy and ease, day after day. The case and bracelet are forged from 904L stainless steel (a significant upgrade from 316L), offering superior corrosion resistance and the kind of mirror-like finish usually reserved for high-end Swiss timepieces.
With a refined 12.3mm case profile, removable links for a perfect fit, and 3 ATM water resistance, it’s made for comfort and confidence, rain or shine.
Specifications at a Glance:
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Case Diameter: 39mm – modern and balanced
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Case Thickness: 12.3mm – sleek and refined
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Case Material: 904L Stainless Steel – high-grade, highly polished
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Weight: 132 grams – solid yet comfortable
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Movement: NH35A Automatic – 24 jewels, smooth sweep, date function
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Water Resistance: 3 ATM (30 meters) – splash-resistant
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Dial: Gloss black with luminous hands and markers
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Features: Quick-set date, adjustable bracelet links
A Closer Look – Precision Meets Durability
At its core lies the trusted Seiko NH35A automatic movement, known for its precision and longevity. With 24 jewels and a quick-set date function, it offers a smooth and dependable timekeeping experience.
Premium Materials, Everyday Function
The bracelet features removable links and a micro-adjustment clasp, giving you a perfect fit straight out of the box. Paired with a screw-down crown, this watch offers enhanced water resistance and everyday reliability.
From City Streets to Cultural Celebrations – A Timeless Statement
This watch seamlessly blends classic design with cultural elegance. Whether you're navigating daily routines or attending special events, this timepiece offers a unique fusion of tradition and modernity.
Assembled in Melbourne, Backed by Local Support
Hand-assembled in our Melbourne workshop, each watch is shipped promptly from our local warehouse, ensuring you receive your timepiece within a few business days. Experience the assurance of dealing with an Australian-owned business committed to exceptional customer service.
NEED HELP?
FREQUENTLY ASKED QUESTIONS
What’s the difference between the dial options?
Collector Dial (Logo Style) – Features a dial sourced from genuine Seiko-made components, retaining its original logo for those who prefer a heritage inspired look.
Classic Dial (Clean) – A minimalist unbranded dial offering a refined, custom aesthetic.
Instinct Time is not affiliated with or endorsed by Seiko Watch Corporation.
Shipping Time?
At Instinct Time, all of our watches are shipped directly from Melbourne, Australia. We prioritize quick processing and aim to dispatch your order within 1 business day.
We partner with Australia Post to ensure reliable delivery, and every order includes a tracking number for your peace of mind. You can typically expect your watch to arrive within 2–5 business days, depending on your location. Unlike other mod builders who may take weeks to process and ship, we pride ourselves on offering a faster and more efficient service.
Can I adjust the strap size myself?
Absolutely! All of our watches include a link removal tool kit, allowing you to easily adjust the strap for a comfortable and perfect fit.
12-Month Warranty
All of our watches come with a 12-month international warranty, ensuring peace of mind with your purchase. Each watch includes a warranty card provided at the time of purchase. In the rare event of an issue, please don’t hesitate to reach out to our team for any warranty inquiries or assistance.
Are Instinct Time watches waterproof?
Yes — our watches are built to a 30-meter water-resistance standard, meaning they can easily handle everyday splashes, rain, and hand-washing.
If you’d like to take your watch swimming or need extended water protection, we offer an optional waterproofing upgrade service to enhance durability under water exposure
