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126600 vs 126603

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Specification

Rolex

126600

Sea-Dweller

SD43

Rolex

126603

Sea-Dweller

NicknameSD43
Production2017–present2019–present
Era43mm, Cyclops added43mm two-tone
Statuscurrentcurrent
Case diameter43mm43mm
Case materialOystersteelYellow Rolesor (Oystersteel + 18k yellow gold)
BezelUnidirectional 60-minute CerachromUnidirectional 60-minute Cerachrom
Bezel materialCeramic (Cerachrom)Ceramic (Cerachrom)
CrystalSapphire with CyclopsSapphire with Cyclops
CrownTriplock; helium escape valve
Caseback typeScrew-down solid
Water resistance1220m1220m
DialBlackBlack or slate
Dial configurationRed 'Sea-Dweller' text (50th-anniversary revival)
HandsMaxi Mercedes hands
LumeChromalight
Lume typeChromalight
MovementAutomaticAutomatic
Caliber32353235
ManufacturerRolexRolex
Windingautomaticautomatic
Power reserve~70 hours~70 hours
FunctionsHours, minutes, seconds, dateHours, minutes, seconds, date
BraceletOyster with GlidelockOyster (Rolesor) with Glidelock
Bracelet materialOystersteel