Deep Challenger-JH0203G-Chronograph Diver 300 Type

From Jianghun

As a new addition to the JIANGHUN Watch Deep Challenger series, the JH0203 stays true to its diver-focused origins while introducing mechanical chronograph functionality. Built for those who demand both strength and precision, it merges tool-watch utility with a bold, uncompromising presence.Powered by the China Peacock SL4801 automatic chronograph movement, the JH0203 features a classic 3-6-9 subdial layout and screw-down pushers for added protection. The case—crafted from solid 316L stainless steel—offers both rugged durability and all-day wearability, backed by a dependable 300-meter water resistance rating suited for serious dive conditions.The JH0203 retains the series’ defining elements: clear legibility, robust proportions, and a confident silhouette. Purposeful in design and unapologetically mechanical, it delivers real-world functionality without losing its distinctive character.Instruction Manual （PDF）