Side by side

CWC Ti300 Titanium 5 Quartz Divers WatchvsSeiko Astron

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

Ti300 Titanium 5 Quartz Divers Watch
CWCTi300 Titanium 5 Quartz Divers Watch
MSRP $999
Astron
SeikoAstron
MSRP $3,100

At a glance

13 of 29 specs differ
Diameter
Ti300 Titanium 5 Quartz Divers Watch45mm
Astron44.1mm
Power Reserve
Ti300 Titanium 5 Quartz Divers Watch40h
Astron40h
Water Resistance
Ti300 Titanium 5 Quartz Divers Watch300m
Astron100m
MSRP
Ti300 Titanium 5 Quartz Divers Watch$999
Astron$3,100

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
45mm
44.1mm
Thickness
12.1mm
14.4mm
Lug-to-Lug
47mm
50mm
Lug Width
20mm
14mm
Water Resistance
300m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Yes
Super-clear coating
Dial Color
CWC Ti300 Titanium 5 Quartz Divers Watch
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
ETA F06.402
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$999
$3,100

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

CWC Ti300 Titanium 5 Quartz Divers Watch

Owners widely praise the CWC Ti300 Titanium 5 Quartz Divers Watch as an amazing value, highlighting its titanium construction, High Accuracy Quartz (HAQ) movement, and fixed lugs that embody a true tool watch ethos. One owner found the watch too small for their preference, listing it new in box for $1,200, while another notes its price at $1,415. On balance, owners rate the CWC Ti300 Titanium 5 Quartz Divers Watch highly for its tool watch design and excellent value proposition.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular technology, self-sufficiency, and grab-and-go convenience, with one owner calling it the best watch they have ever had. Reviewers and owners highlight the detailed and well-managed dials, often with "Grand Seiko-esque" precision, and appreciate the comfortable, lightweight titanium construction. The solar-powered quartz movement with GPS time sync is a significant draw, offering accurate timekeeping. However, the price point of around €2250-€2400 is frequently cited as high for a quartz watch. Some owners note manual DST implementation, dependence on outdoor conditions or radio tower proximity for GPS sync, and sparse lume. One owner experienced the minute hand sitting slightly off and found the recessed buttons difficult to operate. Accuracy figures vary, with some reporting +/- 15 seconds per month without GPS, while others note autonomous quartz movement accuracy of up to 1/2 second per day.

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