Side by side

The watches side by side

Differs

LonginesHydroconquestL3.784.4.56OmegaSeamaster Diver 300M210.62.44.20.01.001
Longines Hydroconquest
Omega Seamaster Diver 300M

General

Collection
Not known
Seamaster
Status
In production
In production
Introduced (differs)
2019
2021
Retail price (differs)
US$4,700
US$15,500

Case

Shape
Round
Round
Diameter (differs)
43 mm
43.5 mm
Thickness (differs)
13 mm
14.47 mm
Lug to lug (differs)
56.1 mm
51.5 mm
Lug width
21 mm
21 mm
Material
Ceramic
Ceramic
Bezel
Unidirectional rotating
Unidirectional rotating
Caseback (differs)
Solid
Display (sapphire)
Crystal (differs)
Sapphire · Anti-reflective on both sides
Sapphire · Domed · Anti-reflective on both sides
Crown
Screw-down
Not known
Water resistance
300 m
300 m
Weight (differs)
126.7 g
120 g

Movement

Calibre (differs)
Longines L888.5
Omega 8806
Type
Automatic
Automatic
Origin
Not known
In-house
Power reserve (differs)
72 h
55 h
Frequency
25,200 vph (3.5 Hz)
25,200 vph (3.5 Hz)
Jewels (differs)
21
35
Certification
Not known
METAS Master Chronometer
Functions (differs)
  • Hours, minutes, seconds and date
  • Chronometer
  • Co-Axial Escapement
  • Hours
  • Minutes
  • Seconds
Complications
  • Date
Not known

Dial

Colour
Black
Black
Pattern
Matte
Not known
Indices (differs)
Applied · Arabic numerals
Mixed
Hands (differs)
Baton
Sword
Lume
Super-LumiNova
Not known

Bracelet

Type
Rubber strap
Rubber strap
Clasp
Folding clasp
Not known
Strap colour
Black
Not known