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Rolex · Explorer II

Explorer II

Ref. 16550

discontinuedSapphire transitionDocumentedLast reviewed Not yet reviewed

Overview

Production
1985–1989
Era
Sapphire transition
Status
discontinued

Case

Case diameter
40mm
Lug width
20mm
Case material
Stainless steel
Bezel
Fixed 24-hour, engraved steel
Bezel material
Stainless steel
Crystal
Sapphire
Crown
Twinlock screw-down
Caseback type
Solid screw-down steel
Water resistance
100m

Dial & Hands

Dial
White (Polar) or black
Dial configuration
3-6-9 with white-gold-surround markers; independent orange 24h hand
Hands
Mercedes + independent orange 24h
Lume
Tritium
Lume type
Tritium

Movement

Movement
Automatic
Caliber
3085
Manufacturer
Rolex
Winding
automatic
Power reserve
~48 hours
Frequency
28,800 vph
Jewels
27
Functions
Hours, minutes, seconds, date, independent 24h

Bracelet & Strap

Bracelet
Oyster
Bracelet material
Stainless steel
Bracelet reference
78360
End links
580