What Makes the Constellation Chrono-Diver Sea Green Unique
The Constellation Chrono-Diver Sea Green is a limited-edition timepiece that combines the functionality of a chronograph with the ruggedness of a dive watch. Named after the USS Constellation—the last sail-only warship built by the U.S. Navy in 1853—this watch carries a piece of Baltimore’s maritime history. Only 200 pieces are being made, so if you are considering a sea green chronograph that stands out, this guide walks you through the key features and trade-offs.
Key Specifications at a Glance
- Constellation Chrono-Diver - Sea Green: 200m water resistance, stainless steel case, meca-quartz movement, Swiss lume. These specs confirm the watch is suitable for serious diving while offering the precision and reliability of a quartz chronograph.

Constellation Chrono-Diver - Sea Green - Constellation Chrono-Diver - Sea Green: Limited edition of 200 pieces, named after the USS Constellation. The low production run and historical connection make it a collector’s item for Baltimore watch enthusiasts.
- Constellation Chrono-Diver - Sea Green: Lumed chapter ring and subdials, sea green dial, includes an additional sailcloth strap. The lumed elements enhance legibility underwater, and the extra strap gives you versatility without an extra purchase.
Dive Chronograph: A Hybrid That Works
A dive chronograph like the Constellation Chrono-Diver Sea Green merges two watch categories: the timing functionality of a chronograph and the water resistance of a diver. The meca-quartz movement offers the smooth sweep of a mechanical chronograph second hand with quartz accuracy, so you get reliable timekeeping without daily winding. The 200m water resistance means you can take it snorkeling or diving without worry, and the stainless steel case handles saltwater exposure well—though you should rinse it with fresh water after each dive to keep the case and strap in good shape.
Sea Green Dial: Style and Legibility
The sea green dial is the standout feature of this limited edition. It pairs well with the included sailcloth strap, giving the watch a sporty yet refined look. The lumed chapter ring and subdials improve readability in low light, which is essential for a dive watch. If you prefer a dial color that is uncommon but not overly flashy, the sea green offers a middle ground between classic black and bold orange. Keep in mind that the exact shade may vary slightly under different lighting, but the overall effect is consistently maritime-inspired.
What the Records Do Not Tell You
The supplied information confirms the watch’s water resistance, case material, movement type, and lume, but it does not specify the crystal material, crown type, or exact lug width. It also does not mention whether the chronograph push buttons are screw-down, which would affect underwater use. If you plan to use the chronograph function while diving, you may want to check those details with the manufacturer. For everyday wear and recreational snorkeling, the confirmed specs are more than adequate.


