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216570 vs 16550

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Specification

Rolex

216570

Explorer II

Rolex

16550

Explorer II

Production2011–20211985–1989
Era42mm MaxiSapphire transition
Statusdiscontinueddiscontinued
Case diameter42mm40mm
Lug width20mm
Case material904L (Oystersteel)Stainless steel
ConstructionMaxi case, broad lugs and crown guards
BezelFixed 24-hour, engraved steelFixed 24-hour, engraved steel
Bezel materialOystersteelStainless steel
CrystalSapphireSapphire
CrownTwinlock screw-downTwinlock screw-down
Caseback typeSolid screw-down steelSolid screw-down steel
Water resistance100m100m
DialWhite (Polar) or blackWhite (Polar) or black
Dial configurationMaxi dial with larger markers; independent orange 24h hand (revived)3-6-9 with white-gold-surround markers; independent orange 24h hand
HandsMercedes + independent orange 24hMercedes + independent orange 24h
LumeChromalightTritium
Lume typeChromalight (blue)Tritium
MovementAutomaticAutomatic
Caliber31873085
ManufacturerRolexRolex
Windingautomaticautomatic
Power reserve~48 hours~48 hours
Frequency28,800 vph28,800 vph
Jewels3127
FunctionsHours, minutes, seconds, date, independent 24hHours, minutes, seconds, date, independent 24h
BraceletOysterOyster
Bracelet materialOystersteelStainless steel
Bracelet reference78360
End linksSolid580
ClaspOysterlock safety clasp with Easylink 5mm comfort extension

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