LoupeLabWatch Comparison
Zenith Chronomaster Sport Rose Gold / White / Calf vs Zenith El Primero Winsor Annual Calendar Black Eye
Side-by-side specifications for Zenith Chronomaster Sport Rose Gold / White / Calf and Zenith El Primero Winsor Annual Calendar Black Eye.
Showing specs with available data (94% coverage).
Zenith
Zenith Chronomaster Sport Rose Gold / White / Calf
Ref. 18.3100.3600/69.C920
Zenith
Zenith El Primero Winsor Annual Calendar Black Eye
Ref. 03.2070.4054/22.C708
Case
Diameter41 mm42 mm
Thickness13.6 mm13.85 mm
MaterialRose goldStainless Steel
Water Resist.100 m50 m
CrystalSapphireSapphire
Dial ColorWhiteBlue
Movement
CaliberZenith El Primero 3600Zenith El Primero 4054
ManufacturerZenithZenith
TypeAutomaticAutomatic
Power Reserve60 hrs50 hrs
Frequency36,000 bph36,000 bph
Accuracy±1 s/day—
Jewels3129
Lift Angle50°—
Complicationshours, minutes, small seconds, datehours, minutes, small seconds, date, annual calendar, day, month
Pricing & Production
Production2023 – present2011 – present
CollectionChronomaster SportEl Primero
Authentication
Checkpoints—6
Categories—Case Inspection, Identity Verification, Crystal Inspection, Movement Inspection
Zenith
Zenith Chronomaster Sport Rose Gold / White / Calf Ref. 18.3100.3600/69.C920
Zenith
Zenith El Primero Winsor Annual Calendar Black Eye Ref. 03.2070.4054/22.C708
Case
Diameter
18.3100.3600/69.C92041 mm
03.2070.4054/22.C70842 mm
Thickness
18.3100.3600/69.C92013.6 mm
03.2070.4054/22.C70813.85 mm
Material
18.3100.3600/69.C920Rose gold
03.2070.4054/22.C708Stainless Steel
Water Resist.
18.3100.3600/69.C920100 m
03.2070.4054/22.C70850 m
Crystal
18.3100.3600/69.C920Sapphire
03.2070.4054/22.C708Sapphire
Dial Color
18.3100.3600/69.C920White
03.2070.4054/22.C708Blue
Sponsored
Movement
Caliber
18.3100.3600/69.C920Zenith El Primero 3600
03.2070.4054/22.C708Zenith El Primero 4054
Manufacturer
18.3100.3600/69.C920Zenith
03.2070.4054/22.C708Zenith
Type
18.3100.3600/69.C920Automatic
03.2070.4054/22.C708Automatic
Power Reserve
18.3100.3600/69.C92060 hrs
03.2070.4054/22.C70850 hrs
Frequency
18.3100.3600/69.C92036,000 bph
03.2070.4054/22.C70836,000 bph
Accuracy
18.3100.3600/69.C920±1 s/day
03.2070.4054/22.C708—
Jewels
18.3100.3600/69.C92031
03.2070.4054/22.C70829
Lift Angle
18.3100.3600/69.C92050°
03.2070.4054/22.C708—
Complications
18.3100.3600/69.C920hours, minutes, small seconds, date
03.2070.4054/22.C708hours, minutes, small seconds, date, annual calendar, day, month
Pricing & Production
Production
18.3100.3600/69.C9202023 – present
03.2070.4054/22.C7082011 – present
Collection
18.3100.3600/69.C920Chronomaster Sport
03.2070.4054/22.C708El Primero
Authentication
Checkpoints
18.3100.3600/69.C920—
03.2070.4054/22.C7086
Categories
18.3100.3600/69.C920—
03.2070.4054/22.C708Case Inspection, Identity Verification, Crystal Inspection, Movement Inspection
Sponsored