YACHTMASTER GREY MOD
YACHTMASTER GREY MOD
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Key Features:
Refined Design: 40mm case diameter (excluding the crown) for a well-balanced and versatile look
Reliable Movement: Powered by the Seiko NH35 automatic movement for precise and dependable timekeeping
Durable Build: 316L stainless steel case offering durability and a premium finish
Crystal Clarity: Sapphire crystal with anti-scratch and anti-reflective treatment for optimal visibility
Glow in the Dark: Super-LumiNova for excellent legibility in low-light conditions
Screw-Down Crown: Enhances water resistance and overall durability
Travel-Ready Bezel: Bidirectional rotating bezel makes adjusting for multiple time zones effortless
Comfortable Fit: Adjustable to wrist sizes from 14.5cm to 22cm
Well-Proportioned: 20mm lugs for a comfortable and classic fit
Bracelet Options: Choose between a 316L stainless steel Oyster-style bracelet or a rubber Oysterflex-style strap — both with secure clasp mechanisms
Case Back Choices: Opt for a crystal case back to admire the movement or a solid steel back for a traditional finish
Everyday Protection: 3 ATM water resistance for daily wear and durability
Why Choose This Watch?
Exclusive & Limited: Not mass-produced — your timepiece remains truly unique
Customizable Experience: Want a different strap or a small tweak? Just let us know — we’re happy to adjust it for you
Built for the Long Haul: Made from premium materials to ensure lasting quality and performance
Timeless Versatility: A sleek design that’s perfect for travel, business, and casual occasions
Limited Stock – Order Now!
This watch is available in limited quantities. Don’t miss out — secure yours before they sell out!
Need a custom modification or strap change? Reach out — 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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luxury unboxed
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.