Side by side

The watches side by side

Differs

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

General

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

Case

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

Movement

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

Dial

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

Bracelet

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