Jadeion SKX Earth Marine Master 42 Mod

Model SKX Earth Marine Master 42 Mod

Quick Overview
Seiko NH35A Automatic Movement
100 Feet Water Resistant (tested)
Brand New 10+ Rating*
Original Custom Build
Jadeion Price US $325

Note: This watch has sold, but new parts for new similar builds are on their way. If you would like to be notified or have one personally built for you, please use the form below and contact us!

All purchases are secured through Ultracart. Paypal and Credit Cards are accepted.

- Features -

Case Size

42 mm

Band Size

22 mm


Earth Tone Sunburst Dial with White Chrome-Lined White Indices (green lume) with Chrome Hands (Red Tipped Second Hand) with Green Lume

Water Resistance

3ATM [Scuba Diving]

Screw-down Crown


Sapphire Crystal


Hour Time, Date


Zulu Nato Nylon One-Piece

Case Material

Silver Stainless Steel

- Description -


This a custom built (by Jadeion) automatic watch that features a brand new aftermarket 316L stainless steel case with oyster-style caseback, an NH35A automatic time/date movement with hand-winding and hacking, a stunning earth toned dial and grey and earth toned alloy bezel insert (with luminous blue pip), Zulu/Nato nylon once-piece strap with black stainless steel clasps.

The beautiful aftermarket sunburst earth toned Marine Master Seiko dial has silver accents and luminous (green) indices. The hands are chrome spear style (second hand has a red tip with green lume.)

The crystal is true SAPPHIRE. 

The watch has been pressure tested to 3ATM (with crown fully screwed in.) All gaskets are brand new and greased. 

Warranty, Loyalty and Covenant Terms

1. 30 day return policy no questions asked (refunds paid when undamaged watch is returned)

2. One year craftsmanship policy for Hands, Bezel inserts, and Movements: This means that within one year if the hands become loose, bezel insert falls out, or the movement (automatic, not battery movements) stops, we will repair and replace (including shipping) at our expense.

3. 5 year repair policy: If you break it, we’ll fix it at a discount of 20% off plus parts, shipping/insurance not included.

4. LIFETIME update/mod policy: If you want to upgrade your timepiece, we will offer you a discount on labor at 20% off. All you’ll have to pay is for parts and shipping!

5. On our email list? Bought a watch from us? Excellent! You’ll receive special offers based on your affiliation with our company. 

Please Note: We are the original manufacturer/builder of this watch. All parts are FULLY licensed to us for the use and sale of or own custom builds. Jadeionshop is not affiliated with Seiko, Omega, Citizen, Tudor, Rolex, or any other company in which our products may resemble or represent. All of our custom watches are designed solely by us and meant to be original works. Any similarities in design to any other watches are purely coincidental. Our builds are NOT intended to replicate any other company's designs or copyrighted property. Any and all use of brand names (such as dial badges and/or logos) are purchased legally through aftermarket suppliers.Jadeionshop does not assume any responsibility for any type of copyright infringement from the original suppliers of these parts. All suppliers are assumed to have permission from said companies to use their name and/or logos.

We take great pride in our watches (just see our reviews) and all builds are professionally performed and tested in our very own horology studio here in Michigan, USA. This means you won't find dials held on by cheap adhesives, or corners cut just to save a buck.As always, we stand behind each watch and will work effortlessly to make sure that you believe you made the right choice for years to come.


All payments are through Paypal. Mastercard, Visa, Discover, American Express can also be processed through Paypal.

Immediate payment is required. If you want to combine shipping on multiple purchases, please contact us before processing payment.

Sales tax of 6% will be charged for purchases sent to Michigan addresses.

Items will only be shipped once payment has been confirmed as received.


First and foremost we want our Jadeion customers to be completely satisfied with their buying experience. We try to post as many pictures as possible, and list any details that may effect a sale. If you are not happy with the condition of your watch purchase (item is damaged, wrong item, item does not match listing), when delivered, we do offer a 30 day return policy, with return shipping being buyers responsibility.

All watches are extensively photographed and inspected prior to shipping and are in perfect working order, unless stated otherwise. If you have a problem with a watch you purchased, please reach out to us before initiating a return

Returned items must be in the same condition as received and include any boxes, tags, paperwork, etc, that they were shipped with.

Please closely look over all photos in listings before committing to a purchase.

Return shipping is buyers responsibility

Please allow 7 business days for returns to be processed.

Refunds will only be issued to the same payment form that was used to purchase the item.


We currently ship to the continental US.

Buyer is responsible for the correct shipping address at the time of payment, and for any taxes, duties, import fees that may apply.

We ship with USPS only, within 1-2 business from the time of payment.

Shipping times by the carrier may be affected by volume (holiday season) and other circumstances (weather, pandemic, etc). You will be provided with a tracking number once package has shipped.

We will do discounted shipping on multiple items. Please contact us before processing payment.

- Condition and Rating -




Brand new and in perfect working order.

*Jadeion Rating Scale is based on condition. All watches are pre-owned, unless specifically stated as new. Scale is as follows: 1+ to 4+ would be considered trash (don't worry, you won't see that garbage here), 5-6+ may be in between homes and in search for a loving family, 7+ is dressed to impress, 8+ is more than a good looking date, 9+ is beautiful, and 10+ is like new (expect near perfection)

Mods and Guarantee

If we've done anything to the timepiece we'll post it here.



SKX007 Style Case Fully Modded







Jadeion Guarantee

All timepieces come with a 30 day money back guarantee that covers mechanical condition, authenticity, and damage during mailing to you. Please see above for additional warranty information.

Please note: All timepieces are heavily documented with pictures and function notes before sale. If you damage the watch during ownership it will not be covered.

- Contact Us -


Jadeion, LLC

PO Box 18, Naubinway MI, 49762


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