Omega Constellation 28 mm, steel ‑ yellow gold on steel 131.20.28.60.58.001

Features:
Hours, minutes & seconds
Diamonds

Specifications:
Movement: Omega Calibre 4061 Quartz with "Long Life" feature
Battery Life: 48 months
Battery Type: 364 ‑ 1.55 V
Water Resistance: 3 bar (30 metres / 100 feet)

Case:
Material: Stainless steel ‑ 18K Yellow gold
Diameter: 28 mm
Thickness: 8.48 mm
Bezel: Engraved with Roman numerals
Crystal: Domed scratch‑resistant sapphire crystal
with anti‑reflective treatment on both sides
Caseback: Stamped with Constellation Observatory medallion
Lug Distance: 30.50 mm (lug-to-lug)

Dial:
Color: Sun-brushed champagne
Design: Constellation dial with 18K Yellow gold hands, 
OMEGA logo, star, and diamond hour markers
Markers: Diamond-set indexes

Bracelet:
Material: Stainless steel ‑ 18K Yellow gold mono-rang bracelet
Buckle: Butterfly clasp with comfort setting