[DOXA] SUB 300 Searambler 42.5mm Silver Dial Stainless Steel Automatic Diver's Watch (821.10.021.10)

⌚ 1. Overview The DOXA SUB 300 Searambler (821.10.021.10) is an exceptionally elite, heritage-inspired, and luxury-grade Swiss-made mechanical timepiece precision-engineered for professional divers, ambitious global travelers, and fine horology collectors. Resurrecting the iconic design language of the legendary 1967 SUB 300, this flagship model features an authoritative 42.5mm stainless steel chassis framing a captivating, sun-brushed silver "Searambler" dial. Driven by a precise, high-performance Swiss automatic movement, it masterfully merges historic aquatic utility with an authoritative, prestigious style statement tailored for the finest professional boardrooms and dynamic lifestyle configurations.

✨ 2. Key Features

Elite

Swiss Automatic Movement: Driven by a robust and precision-tuned Swiss automatic caliber, offering professional-grade timekeeping stability and reliability in deep-sea conditions. This mechanical masterpiece celebrates traditional horology discipline, operating entirely on kinetic energy generated by daily wear, completely eliminating electrical battery replacements.

Iconic 'Searambler'

Dial Architecture: The dial is masterfully finished in a sophisticated silver sun-ray hue, offering supreme legibility under both surface conditions and low-light deep-sea aquatic exploration, paired with high-contrast, luminous indices that ensure effortless time-telling.

Optimized 42.5mm Sport-

Luxury Chassis: Crafted with an optimized, balanced 42.5mm stainless steel profile paired with a robust steel link bracelet, guaranteeing exceptional wrist security, tactile discipline, and a commanding luxury presence.

Official International

Warranty Support: Authenticated and supplied via official certified channels, ensuring global buyers receive comprehensive premium long-term international factory warranty backing and technical support framework continuity.

✨ 3. Design & Style The definitive highlight of the SUB 300 collection is its masterful transposition of historical maritime utility onto a contemporary, high-precision luxury canvas. Boasting an optimized 42.5mm case diameter that projects an undeniable, masculine, and adventurous presence. The brushed and polished steel surfaces provide a brilliant, cohesive frame for the complex, functional dial. This timepiece is designed not merely as a tool for tracking time, but as a prestigious, contemporary statement piece designed to elevate the wearer's daily configuration.

✨ 4. Material &

Care

Materials: Premium marine-grade stainless steel case and multi-link bracelet, scratch-resistant sapphire crystal face shield, and a precision-engineered automatic mechanical engine.

Weight &

Dimensions: Advanced European metallurgical engineering meticulously optimized to achieve a premium, weighted feel of approximately 150g, ensuring a high-quality luxury presence on the wrist without causing fatigue during prolonged daily usage. (

Case size: 42.5mm diameter).

Care &

Maintenance Instructions: To protect the highly sensitive mechanical gear system, please wear the watch for at least 8 hours daily for self-winding. If stationary, wind the crown manually 20–30 times clockwise. Avoid harsh chemicals and ensure the crown is fully tightened before water contact.

✨ 5. Brand Heritage Founded in Le Locle, Switzerland in 1889, DOXA stands as an elite global benchmark for independent innovation and aquatic engineering. The SUB collection carries this prestigious engineering legacy forward into a new era, offering international consumers an elegant lifestyle companion engineered to record every daily milestone.