Dugena Tropica, Ref. A5905/518, Cal. ETA 2789, Men’s Automatic

Dugena Tropica ETA 2789 — strong 1970s wrist presence

The 38 mm stainless steel case and 43 mm lug-to-lug measurement give this Tropica a confident presence while remaining compact by modern standards. Its broad tonneau-style body uses brushed upper surfaces and polished side facets, creating a clear architectural frame around the round dial opening. The original integrated bracelet extends that geometry directly into the wrist, giving the watch a cohesive, purposeful appearance associated with sporty Swiss-German design of the period.

Black sunburst dial with luminous-style baton markers

The dial has a dark black-to-charcoal sunburst finish that changes subtly as light moves across it. Applied rectangular hour markers use pale central inserts and sit against a fine printed minute track. The DUGENA signature and emblem occupy the upper half, while TROPICA AUTOMATIC, 25 JEWELS and INCABLOC are clearly printed below the center. Small luminous-style plots at several hour positions add another visible period detail without disturbing the restrained layout.

Framed day-date display and broad central hands

A large framed day-date aperture at 3 o’clock provides both weekday and numerical date information. The broad hour and minute hands carry pale inserts that coordinate with the markers, while a slim central seconds hand reaches toward the minute scale. This strong contrast makes the display easy to read and gives the calendar complication a prominent but well-integrated role on the dial.

Brushed stainless steel case and integrated bracelet construction

The confirmed stainless steel case combines a brushed top surface with smoother polished facets around the perimeter. Its broad shoulders and short transitions into the bracelet make the watch feel more substantial than a conventional round 38 mm design. Normal age-related marks are visible on the exterior, but the brushed grain remains clear. The case and bracelet together create a unified silhouette rather than the separate watch-head-and-strap appearance of a traditional dress watch.

Ridged crown and practical case-side detailing

A ridged crown sits at 3 o’clock and provides useful grip for time and calendar adjustment. Its scale suits the substantial case without becoming visually dominant. No crown signature is clearly visible in the supplied photographs, so no signed-crown claim is made. The overall exterior remains functional and restrained, with the brushed case planes doing most of the visual work.

Original multi-link Dugena stainless steel bracelet

The original integrated stainless steel bracelet is one of the strongest features of this example. Broad outer links are combined with narrower articulated center elements, creating a flexible multi-link construction that visually continues the case design. Because the watch is confirmed as all original, the bracelet is presented as part of the original watch components. Its exact fitted wrist circumference is not supplied.

ETA 2789 automatic movement with day-date functionality

The confirmed ETA 2789 automatic caliber powers the watch and its day-date display. The supplied product information identifies the movement as operating at 21,600 vibrations per hour, while the dial visibly confirms 25 JEWELS and INCABLOC. The movement has been serviced and the watch is listed as fully operational. Collectors comparing similar pieces can browse automatic vintage watches with 1970s day-date functionality for other self-winding mechanical designs.

Tropica identity and active 1970s design language

The Tropica name is associated in the supplied product information with a Dugena line intended for active use, and this example’s construction reflects that more purposeful visual direction. Its broad steel case, integrated bracelet, high-contrast dial and practical day-date display separate it from slimmer formal watches of the same period. The dial is also marked T SWISS MADE T, reinforcing the Swiss production identity of the watch and its ETA movement.

Serviced originality and collector relevance

This 1976 Dugena is confirmed as serviced, fully operational and fitted with all original watch components, including the integrated stainless steel bracelet. The dial remains highly legible, with visible aging to the luminous-style inserts and light wear on the case and bracelet consistent with vintage use. No box or papers are included. A 12-month warranty accompanies the watch. Buyers exploring the maker can also view our Dugena vintage watches with distinctive 1970s mechanical styling.