NAUTILUS BLACK OPEN HEART MOD
NAUTILUS BLACK OPEN HEART MOD
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Key Features:
Bold & Refined: 41mm case diameter (excluding the crown) for a confident yet balanced look
Reliable Movement: Seiko NH38 automatic movement for precise and dependable timekeeping
Premium Case: Made from 316L stainless steel for strength and a high-end finish
Crystal Clear: Sapphire crystal with anti-scratch and anti-reflective treatment for superior clarity
Night-Ready: Luminova lume for excellent visibility in low-light conditions
Secure Crown: Screw-down crown for added protection and water resistance
Perfect Fit: Adjustable to suit wrist sizes from 14.5cm to 22cm
Balanced Design: 13mm lugs for comfort and a well-proportioned feel
Comfort & Style: 316L stainless steel bracelet with a butterfly-style clasp for a seamless, secure fit
Everyday Durability: Water resistant up to 3 ATM for daily wear
Why Choose This Watch?
Exclusive & Unique: Limited production ensures a timepiece that stands out
Tailored for You: Prefer a different strap or need a slight modification? We’re happy to help
Built to Endure: Made from premium materials for long-lasting performance
Timeless Appeal: A versatile design that fits both formal and casual occasions
Limited Stock – Order Now!
This watch is available in limited quantities. Don’t miss out on owning yours!
Looking for a different strap or personalized modification? Get in touch — we’ll make it happen.
MOVEMENTS WE USE
MOVEMENTS WE USE
We use Japanese movements, especially Seiko automatic movements, which are celebrated for their dependability, accuracy, and long-lasting performance. Movements we use are the following:
NH34-NH35-NH36-NH38
Automatic Movements
MATERIALS
MATERIALS
Material: 904L stainless steel.
Dial: Embossed textured dial with luminous hands and hour markers.
Movement: Automatic Seiko NH35/NH38 or VK63
Movement.
Water resistant: 5 atm.
Glass: Scratch-resistant sapphire crystal glass.
Bracelet: Stainless steel or rubber butterfly style folding clasp.
WARRANTY
WARRANTY
Every watch manufactured in our workshop comes with a free one year warranty. This warranty covers manufacturing defects and operating problems under normal use, but we are not responsible for any damage to the watch.
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ELEVATE YOUR CUSTOMERS EXPERIENCE
At The Watch Guy, we go beyond watches. Each watch comes in a fancy leather box that shows our commitment to quality. And that's not all; every purchase includes a free toolkit with a guide to help you adjust your watch strap for a perfect fit. Plus. Its our way of making sure every unboxing is exciting and special for you.
The Watch Guy watches
At The Watch Guy, we craft more than just watches – we bring your vision to life. With over 11 years of experience in watchmaking and Seiko modifications, we create custom pieces that blend style and precision. Using only high-quality 5A parts, our mods are designed to last and impress. From sapphire crystals to custom dials, every detail reflects our dedication to excellence. Thank you for choosing The Watch Guy – where quality meets creativity.
need help ?
Frequently asked questions
Are they original ?
We use genuine Seiko Movements to create unique watches inspired by top designs.
Our Watches are not replicas and we are not affiliated with the Seiko Brand in any way.
Shipping time ?
Each custom timepiece is hand built To ensure the highest possible standards, we have a lead time of 3 - 4 weeks from the date of order to delivery. This allows us to carry out the necessary quality control procedures and ensure that your watch is made to your satisfaction.
All orders placed through our website are subject to the given lead time even if the item is shown as "In stock".
Each watch is assembled by hand piece by piece in a completely handmade way by an expert with more than 11 years of experience.
Wich materials do you use ?
We use Japanese movements, especially Seiko automatic movements, which are celebrated for their dependability, accuracy, and long-lasting performance.Movements we use at Masterparts:
Material: 904L stainless steel.
Dial: Embossed textured dial with luminous hands and hour markers.
Movement: Automatic Seiko NH35/NH38 or VK63
Water resistant: 5 atm.
Glass: Scratch-resistant sapphire crystal glass.
Bracelet: Stainless steel or rubber butterfly style folding clasp.