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Motorsport Precision. The Speedline Chronograph – Emerald Chrono is a performance-driven chronograph shaped by racing energy, crisp proportions, and confident wrist presence. It is designed for collectors who value speed, balance, and refined mechanical character.
Its design is led by a green dial, complemented by 316L stainless steel Crow n: Screwed and a 316L stainless steel (with a security clasp). The 40 mm case gives the watch a confident presence while remaining balanced for daily wear.
Powered by an NH35 automatic movement and protected by sapphire crystal, this Crownlab timepiece is built to combine mechanical character with a refined ownership experience.
| Movement | VK63 meca-quartz chronograph movement (combines quartz-regulated mechanical chronograph architecture) |
| Crystal | Sapphire crystal |
| Case | 316L stainless steel Crow n: Screwed |
| Case Diameter | 40 mm |
| Thickness | 12 mm |
| Bracelet / Strap | 316L stainless steel (with a security clasp) |
| Bezel | Ceramic |
| Water Resistance | 3 ATM water resistance |
| Dial | green dial |
Every Crownlab timepiece is inspected before dispatch and backed by our 1-Year Movement Warranty. Orders are securely packaged and shipped with tracking for a refined delivery experience.
Each Crownlab timepiece is independently assembled and customized. Crownlab is not affiliated with, authorized by, or endorsed by any third-party watch manufacturer or trademark holder.
Precision: Powered by high-caliber Japanese automatic movements for flawless accuracy and reliability.
Materials: Crafted with surgical-grade stainless steel and scratch-resistant sapphire glass.
Craftsmanship: Individually assembled, calibrated, and rigorously tested for perfect execution.
Need a return or exchange? Simply reach out to our dedicated support team at service@crownlab.com and we will guide you through the process.
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