Watch Comparison
Zenith El Primero Chronomaster Full Open 38 Stainless Steel / Rose Gold / Alligator vs Zenith Elite Ultra Thin Rose Gold
Side-by-side specifications for Zenith El Primero Chronomaster Full Open 38 Stainless Steel / Rose Gold / Alligator and Zenith Elite Ultra Thin Rose Gold.
Showing specs with available data (94% coverage).
Zenith
Zenith El Primero Chronomaster Full Open 38 Stainless Steel / Rose Gold / Alligator
Ref. 51.2151.400/78.C810
Zenith
Zenith Elite Ultra Thin Rose Gold
Ref. 18.2010.681/01.C498
Case
Diameter42 mm40 mm
Thickness12.75 mm8.3 mm
MaterialBilgi YokRose Gold
Water Resist.100 m50 m
CrystalSapphireSapphire
Dial ColorSkeletonSilver
Bracelet
Lug Width21 mm—
Movement
CaliberZenith El Primero 400Zenith Elite 681
ManufacturerZenithZenith
TypeAutomaticAutomatic
Power Reserve50 hrs55 hrs
Frequency36,000 bph28,800 bph
Jewels3127
Complicationshours, minutes, small seconds, datehours, minutes, small seconds
Pricing & Production
Production—2023 – present
CollectionEl PrimeroElite
Zenith
Zenith El Primero Chronomaster Full Open 38 Stainless Steel / Rose Gold / Alligator Ref. 51.2151.400/78.C810
Zenith
Zenith Elite Ultra Thin Rose Gold Ref. 18.2010.681/01.C498
Case
Diameter
51.2151.400/78.C81042 mm
18.2010.681/01.C49840 mm
Thickness
51.2151.400/78.C81012.75 mm
18.2010.681/01.C4988.3 mm
Material
51.2151.400/78.C810Bilgi Yok
18.2010.681/01.C498Rose Gold
Water Resist.
51.2151.400/78.C810100 m
18.2010.681/01.C49850 m
Crystal
51.2151.400/78.C810Sapphire
18.2010.681/01.C498Sapphire
Dial Color
51.2151.400/78.C810Skeleton
18.2010.681/01.C498Silver
Bracelet
Lug Width
51.2151.400/78.C81021 mm
18.2010.681/01.C498—
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Movement
Caliber
51.2151.400/78.C810Zenith El Primero 400
18.2010.681/01.C498Zenith Elite 681
Manufacturer
51.2151.400/78.C810Zenith
18.2010.681/01.C498Zenith
Type
51.2151.400/78.C810Automatic
18.2010.681/01.C498Automatic
Power Reserve
51.2151.400/78.C81050 hrs
18.2010.681/01.C49855 hrs
Frequency
51.2151.400/78.C81036,000 bph
18.2010.681/01.C49828,800 bph
Jewels
51.2151.400/78.C81031
18.2010.681/01.C49827
Complications
51.2151.400/78.C810hours, minutes, small seconds, date
18.2010.681/01.C498hours, minutes, small seconds
Pricing & Production
Production
51.2151.400/78.C810—
18.2010.681/01.C4982023 – present
Collection
51.2151.400/78.C810El Primero
18.2010.681/01.C498Elite
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