Other cases of Marine Land in Dubai and Sharjah, UAE, include a button cell, which is a single-cell coin cell battery that is flattened into small cylinders. They reach 5 to 25 mm in diameter (0.197 to 0.984 inches) and 1 to 6 mm in height (0.039 to 0.236 inches). You should know that the most common batteries are V371 (quality men's watches) and V377 (quality women's watches and the cheapest watches made in China). The LR44 / V357 is a very common pocket calculator battery. The CR2032 is the most common lithium-ion (3V) button cell and is not part of this cross-reference.