![Constellation 25 mm](http://www.jacques-tissot.ch/cdn/shop/files/E6zTfGQNZpUrNkkvHOqo_2F0_2F24fb476dd0696caf75c44fd2791bb1ce_081c80b1-c879-4e6c-bb45-0f0c0adfb792.png?v=1718275837&width=1000)
![Constellation 25 mm](http://www.jacques-tissot.ch/cdn/shop/files/E6zTfGQNZpUrNkkvHOqo_2F1_2Fdf2e37f1bea39d72c1f58107d6d0a857_b78bc16f-83f8-4421-8d71-11eda2c56ba6.png?v=1718275837&width=1000)
![Constellation 25 mm](http://www.jacques-tissot.ch/cdn/shop/files/E6zTfGQNZpUrNkkvHOqo_2F2_2Fef1772a85582371be0009cc873bc3f09_a103b0e2-8629-4b4a-b971-aa05c5a74339.png?v=1718275837&width=1000)
![Constellation 25 mm](http://www.jacques-tissot.ch/cdn/shop/files/E6zTfGQNZpUrNkkvHOqo_2F3_2F64b4c1a01e17168fff7c447c2029b203_602a3e2a-fb62-4e8e-8360-71eaf84f9ebc.png?v=1718275837&width=1000)
![Constellation 25 mm](http://www.jacques-tissot.ch/cdn/shop/files/E6zTfGQNZpUrNkkvHOqo_2F4_2F48be8fae8a2f418582e4d9892b3cbb4c_4fbdfada-3e09-4619-8ebf-2eeaeace0e88.png?v=1718275837&width=1000)
![Constellation 25 mm](http://www.jacques-tissot.ch/cdn/shop/files/E6zTfGQNZpUrNkkvHOqo_2F5_2Ff3cd4e916cb31780984556452e0a3a59_897368f6-21d7-4740-ab85-21095366d07f.png?v=1718275837&width=1000)
Constellation 25 mm
131.20.25.60.55.001
CHF 5'900.00
The dramatic and enduring design of the OMEGA Constellation is characterised by its famous half-moons, “claws” on the case and mono-rang bracelet.
This 25 mm 18K Sedna™ gold and stainless steel model features a bezel engraved with Roman numerals, white mother-of-pearl dial with diamond hour markers and scratch-resistant saphire crystal. The hands, OMEGA logo, Constellation star and diamond holders are also in 18K Sedna™ gold.
At the heart of this timepiece is the OMEGA Calibre 4061, while the caseback is stamped with the Constellation Observatory medallion.
Features
Diamonds: The hardest, most luminous precious stone whose value is calculated according to the 4C criteria: Cut - Carat - Clarity - Color.
Technical Data
Reference: 131.20.25.60.55.001
Between lugs: 15.9 mm
Lug‑to‑lug: 27.5 mm
Thickness: 8.1 mm
Case diameter: 25 mm
Case: Steel ‑ Sedna™ gold
Dial colour: White
Crystal: Domed scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides
Water resistance: 3 bar (30 metres / 100 feet)
Total product weight (approx.): 76 g
Calibre: Omega 4061
Movement Type: Quartz
Battery life: 48 months
Bracelet
Material: Steel ‑ Sedna™ gold
Type of Clasp: Butterfly clasp with comfort setting
Movement
Calibre OMEGA 4061: Quartz movement with "Long Life" feature to maximize the autonomy of the battery. Exclusive red OMEGA logo with rhodium plated parts and circular graining.
This 25 mm 18K Sedna™ gold and stainless steel model features a bezel engraved with Roman numerals, white mother-of-pearl dial with diamond hour markers and scratch-resistant saphire crystal. The hands, OMEGA logo, Constellation star and diamond holders are also in 18K Sedna™ gold.
At the heart of this timepiece is the OMEGA Calibre 4061, while the caseback is stamped with the Constellation Observatory medallion.
Features
Diamonds: The hardest, most luminous precious stone whose value is calculated according to the 4C criteria: Cut - Carat - Clarity - Color.
Technical Data
Reference: 131.20.25.60.55.001
Between lugs: 15.9 mm
Lug‑to‑lug: 27.5 mm
Thickness: 8.1 mm
Case diameter: 25 mm
Case: Steel ‑ Sedna™ gold
Dial colour: White
Crystal: Domed scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides
Water resistance: 3 bar (30 metres / 100 feet)
Total product weight (approx.): 76 g
Calibre: Omega 4061
Movement Type: Quartz
Battery life: 48 months
Bracelet
Material: Steel ‑ Sedna™ gold
Type of Clasp: Butterfly clasp with comfort setting
Movement
Calibre OMEGA 4061: Quartz movement with "Long Life" feature to maximize the autonomy of the battery. Exclusive red OMEGA logo with rhodium plated parts and circular graining.