
Precision Gear
Built for the Deep
Every piece in our collection is field-tested where it matters most. From the frigid depths of Qiandao Lake to demanding tropical currents, this gear delivers quiet, uncompromising reliability.
The Precision Collection
A curated portfolio of world-class dive equipment, engineered for the most demanding waters.

Halcyon Wing & Harness System
¥8,900+The global benchmark for technical buoyancy systems. Pairing the iconic Eclipse wing with a modular, lightweight aluminum backplate, it transitions seamlessly from advanced training to deep technical descents. Buoyancy capacity, materials, ballast configuration, and bespoke embroidery are fully customized to your diving style.
- Eclipse / Era wing options with 9, 14, or 18 kg (20–40 lb) lift capacities
- Backplates in 3 sizes across aluminum, stainless steel, or carbon fiber; optional Cinch™ quick-adjust system
- Continuous one-piece harness with crotch strap for an uncompromised, precise fit
- Stainless steel Single Tank Adapter (STA) with dual cam bands; weighted or carbon options
- Modular integration: ACB integrated weight system, trim pockets, and Storage Pak
- Custom colorways and bespoke embroidered insignia personalization

Big Blue Bespoke Kevlar Drysuit
¥10,800+The ultimate protective armor for extreme underwater exploration. Constructed with heavy-duty Kevlar® trilaminate fabric for class-leading puncture and abrasion resistance. Engineered with articulated dynamic patterning and bespoke tailoring to endure the most demanding tech, wreck, and cave dives.
- Composite Kevlar® trilaminate construction with 95 abrasion index for maximum durability
- Articulated underarm & telescoping torso cut for unhindered range of motion
- Quick-replace soft ring system with insulating latex neck seal and silicone wrist seals
- Heavy-duty diagonal YKK waterproof front zipper with external protective zipper
- Dual high-volume technical thigh cargo pockets with internal D-rings and bungee loops
- Fully vulcanized hand-taped internal seams; includes 2-year warranty, LP hose, and multi-purpose carry bag
More Professional Gear
Regulators, dive computers, masks, fins, and essential accessories — explore our curated collection on the official BIG BLUE Taobao store.
Visit Taobao Store