




Full Kit Included
No extra tools or parts needed. Each kit comes complete with 2 custom-moulded rubber strap halves, 3 stainless steel spring bars (including a spare), and a precision spring bar tool for hassle-free installation. Whether you're a beginner or seasoned modder, this kit has you covered from start to finish.

FKM Rubber โ Built for Life
Crafted from premium vulcanized FKM rubber, this strap is built to endure daily wear, harsh environments, and high performance use. Itโs flexible enough to move with you, yet strong enough to handle water, sweat, heat, and impact, making it the ideal choice for everything from office wear to ocean dives.

Perfect 20mm Fit
Designed to suit all watches with a 20mm lug width. This strap is a perfect match for most 40mm timepieces, including our Seikomariner, GMTikko, and Seitona models. The snug fit and integrated design give your watch a streamlined, pro-built look with everyday comfort.
NEED HELP?
FREQUENTLY ASKED QUESTIONS
What is a Seiko Mod?
A Seiko Mod is a custom-built watch crafted using Seiko's renowned automatic movements, combined with premium aftermarket components. These include durable stainless steel, scratch-resistant sapphire crystal, and even 18k gold-plated steel for added luxury.
The beauty of a Seiko Mod lies in its uniqueness. With an extensive range of aftermarket parts, we can create a one of a kind timepiece tailored to your personal style and preferences.
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 2โ5 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 donโt hesitate to reach out to our team for any warranty inquiries or assistance.
Is it possible to remove the Seiko logo?
Absolutely! We offer custom watch-building services to bring your vision to life. Please email us atinstincttime.melbourne@gmail.comwith your requirements before placing an order, including any specific details you'd like us to consider. Please note that custom watches typically take 2 weeks to assemble.