Waxing crescent

Watch news and tools for
collectors and the curious.

Side by side

The watches side by side

RolexDatejust 36126231
Rolex Datejust 36
Universal GenèveCompaxUGCO002
Universal Genève Compax

General

Collection
Datejust
Not known
Status
In production
In production
Introduced (differs)
2018
2026
Discontinued
2024
Not known
Retail price
€15,150
US$19,550

Case

Shape
Round
Round
Diameter (differs)
36 mm
39.5 mm
Thickness
Not known
12.45 mm
Lug to lug
Not known
47.8 mm
Lug width (differs)
20 mm
19 mm
Material (differs)
Rolesor (steel and gold)
Stainless steel
Bezel (differs)
Fluted
Tachymeter
Bezel material
Not known
Stainless steel
Bezel insert
Not known
Ceramic
Caseback (differs)
Screw-down
Display (sapphire)
Crystal (differs)
Sapphire
Sapphire, Domed, Anti-reflective on both sides
Cyclops
Yes
Not known
Crown (differs)
Screw-down
Push-pull
Water resistance
100 m
100 m

Movement

Type
Automatic
Automatic
Origin
In-house
In-house
Power reserve (differs)
70 h
72 h
Frequency
28,800 vph (4 Hz)
28,800 vph (4 Hz)
Jewels (differs)
31
36
Certification
Superlative Chronometer
Not known
Functions (differs)
  • Centre hour, minute and seconds hands
  • Instantaneous date with rapid setting
  • Stop-seconds for precise time setting
  • Hour
  • Minute
  • Second
  • Chronograph
Complications (differs)
  • Central seconds
  • Date
  • Hacking (stop) seconds
  • Chronograph

Dial

Colour (differs)
Chocolate, set with diamonds
Black
Material (differs)
Brass
Lacquer
Pattern (differs)
Sunburst
Gloss
Indices (differs)
Roman numerals
Mixed
Hands
Baton
Not known
Lume (differs)
Chromalight
Super-LumiNova

Bracelet

Type
Metal bracelet
Metal bracelet
Name
Oyster
Not known
Material (differs)
Rolesor (steel and gold)
Stainless steel
Clasp (differs)
Folding clasp
Butterfly
Rolex Datejust 36 126231 vs Universal Genève Compax UGCO002 – dialtone