The Sea-Gull Master Series Moon Phase Chronograph is a manual-winding mechanical wristwatch built around the ST1908 movement with 22 jewels and a frequency of 21600. Its 41mm round case is crafted from 316L stainless steel and topped with synthetic sapphire crystal, while the leather strap closes with a push button hidden clasp.
With a case thickness of approximately 13mm and a lug-to-lug of about 48.5mm, the watch sits at a balanced size on the wrist, and the 5 bar water resistance rating covers everyday exposure. The chronograph and moon phase functions share the dial, and the strap measures approximately 7.9 inches long and 0.9 inches wide.
Key Features
Brand
Sea-Gull
Collection
Master Series
Model Number
M199S
Item Type
Mechanical Wristwatch
Movement
ST1908
Number of Jewels
22
Movement Frequency
21600
Winding Mode
Manual Winding
Case Material
316L Stainless Steel
Crystal Material
Synthetic Sapphire
Case Thickness
Approx. 0.5 in
Case Diameter
Approx. 1.6 in
Case Shape
Round
Lug-to-Lug
Approx. 1.9 in
Strap Material
Leather
Clasp
Push Button Hidden Clasp
Strap Length
Approx. 7.9 in
Strap Width
Approx. 0.9 in
Waterproof
5 Bar
Feature
Chronograph, Moon Phase
Net Weight
2.6 oz
Warranty
2 Years
Country of Origin
Mainland China
Highlights
ST1908 manual-winding movement with 22 jewels
Chronograph and moon phase functions
41mm 316L stainless steel case with synthetic sapphire crystal
Leather strap with push button hidden clasp
5 bar water resistance
Videos
Materials & care
Case: 316L stainless steel
Crystal: synthetic sapphire
Strap: leather
Clasp: push button hidden clasp
What's included
Sea-Gull Master Series Moon Phase Chronograph watch
Carton packing box
Frequently asked questions
What movement powers this watch?
It uses the ST1908 manual-winding movement with 22 jewels and a frequency of 21600.
What are the case dimensions?
The round case measures approximately 1.6 inches in diameter and 0.5 inches thick, with a lug-to-lug of about 1.9 inches.
What is the water resistance rating?
The watch is rated to 5 bar.
What is included with the watch?
It comes in a carton packing box and is covered by a 2-year warranty.
