


Custom Seiko Big Blue Deepsea 44mm Automatic Mod Watch
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Big Blue Deepsea 44mm – Oyster Bracelet
Designed for men who appreciate bold proportions, classic dive-watch heritage, and dependable craftsmanship, the Big Blue Deepsea combines a striking ocean-inspired design with a substantial stainless steel construction. Featuring a distinctive deep blue gradient dial, luminous hands and hour markers, a bold black dive bezel, and a premium stainless steel Oyster bracelet, this timepiece delivers a refined balance of rugged character, everyday functionality, and timeless sporting style.
The captivating dial transitions from vibrant ocean blue to deep black, creating an impressive sense of depth and visual character. Its substantial 44 mm stainless steel case, practical date display, and carefully considered details offer a confident wrist presence for men who prefer a larger, more commanding timepiece.
Carefully assembled using quality components, the Big Blue Deepsea is designed to combine lasting durability, everyday comfort, and the enduring appeal of a classic dive-inspired watch.
Features
- 44 mm Stainless Steel Case – Bold, substantial proportions with a refined silver-tone finish, designed to create a confident and distinguished wrist presence.
- Deep Blue Gradient Dial – Striking ocean-blue dial that gradually transitions into deep black, creating a distinctive sense of depth and sophisticated visual character.
- Luminous LumiNova®-Style Hands & Markers – Luminous hands and hour markers glow in the dark, enhancing visibility in low-light conditions while preserving the watch's classic dive-inspired appearance.
- Black Dive-Style Bezel – Bold black bezel with high-contrast minute markings, inspired by traditional professional dive watches.
- Premium Stainless Steel Oyster Bracelet – Classic three-link bracelet with a durable construction and refined finish, combining everyday comfort with timeless styling. Total length, including clasp: 195 mm (19.5 cm / 7.68 in).
- Date Display – Convenient date window positioned at 3 o'clock for quick and practical everyday reference.
- Oversized Crown – Substantial crown design that complements the watch's bold proportions and classic maritime styling.
- 200 m Water Resistance – Designed with enhanced water-resistant construction for added durability, reliability, and everyday versatility.
- Premium Stainless Steel Construction – Carefully selected stainless steel components with brushed and polished detailing, designed for lasting durability and a refined appearance.
- Classic Deepsea-Inspired Styling – Combines substantial proportions, a distinctive gradient dial, and traditional dive-watch design elements for a bold yet sophisticated sporting appearance.
Whether worn at the office, during the weekend, or as a distinctive everyday companion, the Big Blue Deepsea 44mm delivers a compelling combination of classic maritime heritage, bold proportions, and sophisticated ocean-inspired styling.
A distinguished timepiece for men who appreciate substantial watches, quality craftsmanship, and designs that make a lasting impression.
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Although we are not officially affiliated with Seiko, we have the ability to incorporate their renowned components, such as their authentic movements, into our watches. By blending these with superior aftermarket parts, we create distinctive timepiece
Beyond our 2-year warranty that addresses any operational faults or defects—offering free replacement or repair of watches/components—we also stand behind a satisfaction guarantee. This ensures that if you're not completely happy with your purchase, even if the watch is in pristine condition, you can return it for a full refund, with only the return shipping costs and tax being your responsibility. Moreover, we fully insure all our shipments at our expense, providing coverage against any incidents from the moment your package is dispatched until it arrives at your doorstep, including loss during transit.
We often receive this question and are always ready to explain. At Speed Mods, our founding principles are rooted in cost efficiency and accessibility, with the aim of allowing as many people as possible to delve into the captivating realm of MODs. We decided from the start to work with thinner profit margins to reach a wider audience. Our goal is to be instrumental in making MODs more popular. It's crucial to note, however, that our commitment to affordability never comes at the expense of quality. We consistently use only the finest, highest-quality components in every piece we create.
Absolutely! Customizing your timepiece comes at no extra charge, unless you're looking for something especially unique that may involve additional costs, like engravings or custom dial printing. To personalize your watch, just contact us using the email in the footer.















