Zenith - 03.A780.400-2/91.M3642 Defy Chronograph USM Green
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| Brand: | Zenith |
|---|---|
| Family: | Revival |
| Reference: | 03.A780.400-2/91.M3642 |
| Name: | Defy Chronograph USM Green |
| Movement: |
Zenith caliber El Primero 400
Hours, Minutes, Small Seconds | Date | Chronograph, Column wheel
|
| Produced: | 2025 |
| Limited: | Yes, 60 units |
Case
| Material: | Stainless Steel |
|---|---|
| Glass: | Sapphire |
| Back: | Open |
| Shape: | Round |
| Diameter: | 37.00 mm |
| Lug Width: | 18.00 mm |
| W/R: | 300.00 m |
Dial
| Color: | Green |
|---|---|
| Indexes: | Stick / Dot |
| Hands: | Stick |
Price in euro
Zenith 03.A780.400-2/91.M3642 description
The Zenith Defy Chronograph USM 03.A780.400-2/91.M3642 was introduced in 2025 as part of a four-part capsule series in partnership with USM Modular Furniture, each limited to 60 examples. The stainless steel case measures 37mm and carries the signature Defy traits of 1969: an octagonal body, faceted surfaces, and a fourteen-sided bezel. Chronograph pushers and the stainless steel ladder bracelet underline the retro-inspired execution. The USM Green dial features rhodium-plated markers with engraved grooves and three silver sub-dials arranged in tri-compax format, their azuré surfaces recalling the geometry of USM’s signature ball joints.
Inside runs the El Primero 400, Zenith’s historic 5 Hz automatic chronograph caliber with column-wheel control. It provides hours, minutes, small seconds, central chronograph seconds, a 30-minute counter, a 12-hour counter, and a date display at 4:30, with a power reserve of 55 hours. Through the sapphire back, the rotor with star motif and USM engravings is visible. Water resistance is rated at 100 meters.

