Introduced in 2025, the 37mm Zenith Defy Chronograph USM is a limited edition of 60 pieces created in collaboration with USM Modular Furniture. It features a stainless steel octagonal case, a USM Green dial with silver sub-dials, and the automatic El Primero 400 movement. The watch offers a 55-hour power reserve, 100-meter water resistance, and a custom rotor visible through the sapphire case back.
Movement Type
Automatic Chronograph
Caliber
El Primero 400Jewels
31
Reserve
50
Frequency
36000
Hands
Small Seconds
Shape
Round
Lug Distance
18.00 mm
Material
Stainless Steel
Glass
Sapphire
Diameter
37.00 mm
Water Resistance
300.00 m
Dial Color
Green
