Reference 721.GB is the sapphire-back variant of the Club Campus 38 Starlight, housing the manual-wind Alpha movement within a 38.5mm stainless steel case. It features a yellow California dial with luminous accents, 10 atm water resistance, and a gray vegan velour strap.
Movement Type
Manual
Caliber
AlphaJewels
17
Reserve
43
Frequency
21600
Hands
Small Seconds
Shape
Round
Lug Distance
20.00 mm
Material
Stainless Steel
Glass
Sapphire
Thickness
8.50 mm
Diameter
38.50 mm
Water Resistance
100.00 m
Dial Color
Yellow
