Description
Armin Strom Dual Time GMT Resonance Aventurine Limited Edition
The Armin Strom Dual Time GMT Resonance Aventurine is a remarkable expression of independent haute horlogerie, pairing one of modern watchmaking’s most technically fascinating complications with a dial that evokes the depth and movement of a celestial night sky. Limited to only 15 pieces, this new interpretation of the Dual Time GMT Resonance brings a refined visual language to one of Armin Strom’s most intellectually ambitious timepieces.
The aventurine dial introduces a rich, star-filled character to the watch, formed through a careful glassmaking process that gives the material its shimmering, light-catching surface. Against this deep, luminous backdrop, the two time displays sit with architectural clarity, each framed by black azurage chapter rings and accented with rose gold-coloured indexes and hands. The result is elegant and technically expressive, balancing celestial beauty with precise mechanical structure.
At the heart of the watch is the manual-winding Armin Strom manufacture calibre ARF22, designed, developed and produced entirely in-house. This calibre uses two independent regulating systems connected by Armin Strom’s patented resonance clutch, allowing the two balance wheels to synchronise in harmonic motion. Rather than treating resonance as a visual novelty, Armin Strom has developed it into a practical chronometric system designed to improve stability and precision.
The Dual Time GMT function is presented with impressive balance and clarity. Each time zone has its own independent hours, minutes and day/night indicator, making the watch a sophisticated companion for frequent travellers, international collectors, or those who appreciate mechanically pure dual-time watchmaking. The layout is symmetrical, intuitive and deeply connected to the movement architecture visible beneath the dial.
The 39 mm stainless steel case gives the watch a restrained and contemporary presence on the wrist, with a slim 9.05 mm height and 44.50 mm lug-to-lug measurement that keep the proportions refined. Sapphire crystals on both sides reveal the movement’s open-worked construction, allowing the wearer to appreciate both the dial-side mechanical theatre and the finishing on the reverse. The dark grey alligator strap with grey stitching completes the watch with understated contrast.
Finishing is central to the character of this piece. The rose gold-coloured mainplate provides warmth and depth beneath the aventurine dial, while mirror-polished and hand-bevelled components create striking flashes of light throughout the calibre. Circular graining, perlage, black-polished details, polished bevels and Côtes de Genève all contribute to the watch’s layered visual richness. As with all Armin Strom timepieces, each watch is assembled twice to ensure both mechanical performance and finishing excellence.
The Armin Strom Dual Time GMT Resonance Aventurine is a rare meeting point between science, travel functionality and poetic design. It is not simply a dual time watch, nor merely a decorative aventurine release. It is a highly limited, mechanically significant creation that reflects Armin Strom’s continuing dedication to the Science of Movement, presented here with a sense of cosmic depth and quiet sophistication.
Technical Specifications
- Model
- Armin Strom Dual Time GMT Resonance Aventurine
- Reference: ST26-DT.CT
- Limited edition of 15 pieces
- Movement
- Armin Strom manufacture calibre ARF22
- Manual winding
- Designed, developed and produced in-house
- Resonance and GMT functions
- Two independent regulating systems connected by patented resonance clutch
- 42-hour power reserve
- Frequency: 3.5 Hz / 25,200 vph
- 40 jewels
- 231 components
- Movement dimensions: 34.15 mm x 4.92 mm
- Indications
- Double time zone display
- Independent hours and minutes for each time zone
- Day/night indicator for each time zone
- Case
- Stainless steel
- Diameter: 39.00 mm
- Height: 9.05 mm
- Lug-to-lug: 44.50 mm
- Sapphire crystal with anti-reflective treatment
- Sapphire crystal case back with anti-reflective treatment
- Water resistance: 5 ATM
- Dial
- Aventurine dial
- Black azurage chapter rings
- Applied rose gold-coloured coated polished indexes
- Polished and blackened steel day/night discs
- Hands
- Rose gold-coloured coated hands
- Facetted and polished finish
- Finishing
- Rose gold-coloured mainplate
- Rose gold-coloured gear-train bridges on reverse side
- Mirror-polished balance bridge
- Hand-bevelled edges
- Black-polished elements
- Circular graining and perlage
- Côtes de Genève on the reverse side
- Assembled twice for precision and finishing excellence
- Strap
- Matte grey alligator strap
- Grey stitching
- Stainless steel pin buckle




















