Side by side

Sugess Seestern Chrono S443/S445vsSeiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

At a glance

15 of 29 specs differ
Diameter
Seestern Chrono S443/S44538mm
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition42.5mm
Power Reserve
Seestern Chrono S443/S44535h
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition45h
Water Resistance
Seestern Chrono S443/S44550m
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition100m
MSRP
Seestern Chrono S443/S445$399
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition$3,000

Full specifications

Case

5 specs
Diameter
38mm
42.5mm
Thickness
13mm
15.1mm
Lug-to-Lug
48.6mm
50mm
Lug Width
13mm
20mm
Water Resistance
50m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
Super-LumiNova BGW9
LumiBrite on hands and index(es)

Movement

6 specs
Caliber
Seagull ST19
8R46
Type
Manual
Automatic
Beat Rate
3 vph
28,800 vph
Power Reserve
35h
45h
Jewels
25
34
Complications
GMT, Chronograph, Moonphase, Date
None

Pricing

1 specs
MSRP
$399
$3,000

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