Real light. Real depth.
We choose dials that, under sunlight, keep a clean shine and uniform texture.
Controlled reflection · no “plastic” feel
Nauteiko (Aquanaut) Black
With Logo / No
€219,99
Sale price
€219,99
Regular price
€310,00
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![Rotor preview]()
★★★★★
4,8/5 — Clientes reales en España
19 unidades vendidas
Nauteiko (Aquanaut) Black
€219,99
Sale price
€219,99
Regular price
€310,00
SERVICE · GUARANTEES
Shipping
Free + tracked
14 days
Returns
Payment
Secure
Support
Real person
RCB Standard
Inspected before shipping
✓
Estimated delivery
7–15 business days
Prepared to order
Prepared to order
Warranty
1 year
Functional defects covered
Functional defects covered
Payment
Secure
Encrypted checkout
Encrypted checkout
904L steel
Sapphire crystal
Original Seiko movement
Adjustable bracelet
Your order includes
✓
Custom watch prepared to order
✓
Basic inspection before shipping
✓
RCB Mods box
✓
Bracelet prepared for adjustment
✓
Functional warranty
✓
After-sales support
✓
Bracelet adjustment tools included
Purchase details
Your watch is prepared to order and inspected before shipping. You will receive tracking once it has shipped. The bracelet adjustment tools are included with your order. Avoid showers, steam, immersion and pressurized water to protect the piece.
Aquanaut Black · Inspired by the iconic Aquanaut design, this watch combines sporty elegance and total sophistication in a piece that commands presence. Its intense black dial and completely black hands create a uniform and contemporary effect, while the 316L stainless steel case guarantees premium durability and resistance.
Each unit is hand-assembled with care, incorporating the prestigious NH35 automatic movement, renowned for its precision and smoothness. The high-quality rubber strap with a butterfly clasp offers comfort and security, perfect for daily use without sacrificing style.
The Aquanaut Black is not just a watch: it is a declaration of character for those seeking an exclusive, elegant, and contemporary design.
Technical specifications
· Diameter: 41 mm (without crown), perfect balance between presence and comfort
· Movement: NH35 Automatic, reliable and precise
· Thickness: 12 mm, sleek and comfortable profile
· Crystal: Anti-scratch sapphire with anti-reflective treatment
· Luminosity: Luminova on indices and hands, maximum visibility even in the dark
· Case: 316L Stainless steel, robust and with a premium finish
· Crown: Screw-down, secure and functional
· Wrist size: Adjustable between 14.5 cm and 22 cm
· Lugs: 20 mm, compatible with interchangeable straps
· Bracelet: Rubber with security butterfly clasp, elegant and resistant
· Case back: Transparent crystal, showcasing the movement
· Water resistance: 3 ATM, ideal for daily use and splashes
Quizás te guste...
rcb mods
Details you can see and feel.
Short videos, no filters: real light, real steel, and real presence.
Worked steel, not just appearance.
Clean polishing, straight brushing, and defined edges: you feel it when you touch it.
Premium polished/brushed contrast
Daily use, no paranoia.
Made to go with you: rain and splashes. A watch is meant to be worn.
Water resistant · made for real routines
The final test: the wrist.
Proportion, shine under natural light, and presence in motion.
Premium presence without “bling”
Frequently asked questions
Everything you need to know before ordering.
How much is shipping and how long does it take?
Shipping is free to mainland Spain, always with tracking. Delivery usually takes 7 to 15 days from your order — each watch is prepared and quality-checked individually before it ships.
Does the watch come with a warranty?
Yes. Every watch includes a 1-year warranty and is individually inspected before shipping. If anything goes wrong, write to us and a real person will take care of it.
What materials and movement does it use?
904L stainless steel (the same grade used by high-end Swiss brands), sapphire crystal and a Japanese automatic movement — no batteries, powered by the motion of your wrist.
Is the payment secure?
100% secure. Payments are processed with bank-level encryption through a certified secure checkout. We never see or store your card details. Over 1,000 watches sold.
