ANTARCTIC EROTIC - BROWN
320693M04
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The Antarctic Erotic Brown is a 38 mm Swiss hand-wound watch with a warm brown matt dial and applied indexes carrying beige Super-LumiNova. It is the most vintage-toned dial of the Antarctic Erotic collection, drawn from mid-century field and pilot watch aesthetics, and its beige lume glows warm at night.
Nothing on the dial gives the secret away. Flip the watch and wind the screw-down crown: a modified Soprod P054 movement drives a cam system that converts winding into a mechanical penguin animation, visible only through the flat sapphire caseback. The penguin is a genuine piece of Nivada Grenchen heritage, registered as a patent in 1965 and engraved on Antarctic casebacks of the 1960s and 1970s.
The case follows the 38 mm Antarctic proportions of the 1950s in 316L stainless steel with alternating polished and brushed finishing: 12.45 mm thick, 45 mm lug to lug, a double-domed sapphire crystal and 10 ATM water resistance. A leather strap suits the brown dial, and a stainless steel bracelet is also available. The watch comes in a faux-fur watch roll with a travel pouch. Discover the Antarctic Erotic White and the rest of the Antarctic Erotic collection.
| Case | 38 mm, 316L stainless steel, shiny and brushed |
|---|---|
| Thickness / lug to lug | 12.45 mm / 45 mm |
| Lug width | 20 mm |
| Dial | Brown matt, applied indexes with beige Super-LumiNova |
| Crystal | Double-domed sapphire |
| Caseback | 316L stainless steel, open, flat see-through sapphire |
| Crown | Signed, screw-down |
| Movement | Modified Soprod P054, hand-wound, animated mechanism |
| Water resistance | 10 ATM / 100 m |
| Strap | Leather strap or stainless steel bracelet, 20x16 mm |
| Origin | Swiss Made |
The Antarctic Erotic Brown is a 38mm Swiss hand-wound automatic watch with a warm brown matte dial, beige Super-LumiNova applied indexes, and a hidden animated caseback that activates only while winding. It is the most vintage-toned dial in the Antarctic Erotic collection, a brown dial with warm beige lume rooted in mid-century field and pilot watch aesthetics, on a 316L stainless steel case with alternating polished and brushed finishing.
The case measures 38mm across, 12.45mm thick, with a 45mm lug-to-lug distance. A double-domed sapphire crystal, screw-down crown, and 10 ATM water resistance complete a package built for daily wear without compromise.
The caseback is what sets it apart. Flip the watch and wind the crown: a modified Soprod P054 movement drives a cam system that translates the winding motion into a vertical mechanical animation, a private scene visible only to the wearer. No extra pushers, no mode-switching. The complication exists entirely in the act of winding, in the tradition of discreet automata and hidden erotic watches designed to be discovered, not displayed.
The penguin figure at the centre of the animation has been part of Nivada Grenchen's identity since 1965, officially patented as the emblem of the Antarctic collection; a line born from the U.S Navy polar expeditions in 1955–1956. The Antarctic Erotic reinterprets that heritage with irreverence and mechanical precision.
| Case Size/ Diameter | 38 mm |
|---|---|
| Caseback | 316L Stainless steel, Open Caseback with See-through Flat Sapphire Glass |
| Case Thickness | 12.45mm |
| Lugs to lugs | 45mm |
| Dial | Brown matte with Beige Lume |
| Case Material | Stainless Steel 316L |
| Case Finish | Shiny & Brushed |
| Case Lug Width | 20mm |
| Crown | Screw-down crown |
| Strap Width | 20x16mm |
| Movement | SOPROD P054 Manual Winding Movement |
| Glass | Double Domed Sapphire Glass |
| Water Resistance | 10 ATM |
