The Serica 4512 Field Watch embodies the essence of practical watchmaking — robust, understated, and effortlessly versatile. Inspired by the legendary “Dirty Dozen” military timepieces of the 1940s, it carries forward the utilitarian design language that defined an era when reliability mattered above all else. Its 37.7 mm brushed stainless steel case offers the perfect balance between vintage proportions and modern sturdiness, paired with a domed sapphire crystal that enhances legibility and durability.
The matte black dial is beautifully executed, featuring the “broad arrow” handset and a 12-hour layout mixing Arabic numerals with Roman indices — a distinctive Serica hallmark that bridges field and pilot watch traditions. Inside, the Swiss hand-wound STP1-11 M movement delivers precise timekeeping with a clean tactile winding experience. The screw-down crown and 200 m water resistance make it as capable in daily wear as it is in the field.
Completing the design is Serica’s brushed stainless steel Bonklip bracelet, a modern revival of a 1940s classic known for its comfort and adaptability. The Serica 4512 doesn’t rely on embellishment or prestige — it’s a pure expression of thoughtful craftsmanship, blending function, elegance, and timeless restraint in equal measure.
| Brand | Serica |
| Model | 4512 Field Watch |
| Reference Number | 4512 |
| Case Material | Brushed Stainless Steel (316L) |
| Case Diameter | 37.7 mm |
| Case Thickness | 11.3 mm |
| Lug Width | 20 mm |
| Crystal | Domed Sapphire with inner anti-reflective coating |
| Dial | Matte black with mixed Arabic/Roman numerals, luminous markers |
| Movement | Swiss Hand-Wound STP1-11 M |
| Power Reserve | ~44 hours |
| Functions | Hours, minutes, central seconds |
| Bracelet | Stainless Steel Bonklip bracelet |
| Water Resistance | 200 m / 660 ft |
| Caseback | Screw-down solid caseback, engraved “Étanche 200 m” |
| Origin | Switzerland |