Photos appear once Atlantic approves image use
Last checked Oct 26, 2026
Movement: Automatic, Sellita SW 200-1/OH
Dial: Luminous Hands, Luminous Indexes at 3, 6 & 9h, Open Heart at 12h, White with Yellow Gold Accents
Crystal: Open Heart at 12h, Sapphire Crystal
Bracelet Style: Butterfly Clasp, Genuine Calf Leather Strap
View on Atlantic’s site ↗From Atlantic
The Heart of Elegance The Atlantic Worldmaster Open Heart Limited Edition adds new brilliance to the collection. Through the open sextant on the dial, the beauty of the automatic movement comes to life. Available in white with yellow gold, blue with rose gold, and anthracite with rose gold accents – each model is limited to 888 pieces and embodies pure Swiss elegance and timeless sophistication. The Rhythm of Perfection: A celebration of Swiss craftsmanship in motion. The new Atlantic Worldmaster Open Heart Limited Editions bring a new chapter of refinement to the legendary Worldmaster collection. Each timepiece offers a rare glimpse into the mechanical soul of Swiss watchmaking – revealed through the open sextant on the dial, a graceful window to the beating heart within. Designed with exceptional care, the polished stainless-steel case embraces a dial of distinctive character and depth. Three sophisticated interpretations define the collection: a white dial with yellow gold accents radiating classic purity, a deep blue dial with rose gold tones expressing modern confidence, and an anthracite dial with rose gold details evoking quiet strength and timeless allure. Every model features a sapphire case back, unveiling the intricate motion of the automatic movement – a dance of balance, precision, and craftsmanship. The fine leather strap, soft curves, and impeccable proportions complete the sense of harmony and elegance. Limited to 888 pieces per dial, the Atlantic Worldmaster Open Heart is more than a timepiece – it is a celebration of artistry, individuality, and enduring style. Atlantic Worldmaster Open Heart. Where elegance meets emotion. Where tradition meets the heartbeat of time.
Specifications
Details and photos come from Atlantic’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
Case
- Diameter
- 42 mm
- Lug-to-lug
- Not listed
- Thickness
- 10.3 mm
- Thickness incl. crystal
- Not listed
- Lug width
- Not listed
- Material
- 316L steel
Movement
- Type
- Automatic
- Caliber
- Sellita SW200-1
- Power reserve
- Not listed
- Functions
- Not listed
Crystal and bezel
- Crystal
- Sapphire
- Bezel
- Not listed
Water resistance
- Rated to
- 50 m
Dial and lume
- Dial
- multi
- Lume
- Not listed
Strap
- Strap
- leather
Every spec Atlantic lists
- The Rhythm of Perfection
- A celebration of Swiss craftsmanship in motion.
- Movement
- Automatic, Sellita SW 200-1/OH
- Case Material
- Stainless Steel
- Case Diameter
- 42mm
- Case Thickness
- 10.3mm
- Dial
- Luminous Hands, Luminous Indexes at 3, 6 & 9h, Open Heart at 12h, White with Yellow Gold Accents
- Crystal
- Open Heart at 12h, Sapphire Crystal
- Bracelet Style
- Butterfly Clasp, Genuine Calf Leather Strap
- Water Resistance
- 50 meters | 5 bar
- Limited Edition
- Limited to 888 pces.
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