Side by side

Dryden Chrono Diver Gen 2vsSeiko Astron

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

Chrono Diver Gen 2
DrydenChrono Diver Gen 2
MSRP $450
Astron
SeikoAstron
MSRP $2,700

At a glance

14 of 29 specs differ
Diameter
Chrono Diver Gen 242mm
Astron43.3mm
Power Reserve
Chrono Diver Gen 240h
Astron40h
Water Resistance
Chrono Diver Gen 2101m
Astron100m
MSRP
Chrono Diver Gen 2$450
Astron$2,700

Full specifications

Case

6 specs
Diameter
42mm
43.3mm
Thickness
13.5mm
13.4mm
Lug-to-Lug
49mm
49.5mm
Lug Width
22mm
14mm
Material
316L Stainless Steel
Titanium
Water Resistance
101m
100m

Crystal & Dial

5 specs
Crystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
Curved
AR Coating
Inner
Super-clear coating
Dial Color
PVD Vintage
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$450
$2,700

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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.

Dryden Chrono Diver Gen 2

Owners widely praise the Dryden Chrono Diver Gen 2 for its exceptional value and comfortable wearability, with particular appreciation for its refined PVD finish. The watch features a Seiko VK63 Meca-Quartz movement, improved lume, and solid bezel action, all housed in a 42mm case with recessed pushers and 100m water resistance. Some owners note the 49mm lug-to-lug may be large for smaller wrists. On balance, owners rate the Dryden Chrono Diver Gen 2 highly for its amazing value and comfortable wearability.

Seiko Astron

The Seiko Astron is widely praised for its advanced timekeeping technology, including GPS and radio wave synchronization, offering grab-and-go convenience and exceptional accuracy, with some users reporting +/- 15 seconds per month or even 1/2 second per day for its autonomous quartz movement. Owners appreciate its well-finished titanium cases and bracelets, detailed dials with high-contrast markers, and lightweight, comfortable wearability. However, some find the price point of around $2,000 to $2,400 expensive, noting that GPS sync works best outdoors and that certain models lack screw-down casebacks, impacting water resistance. The lume is described as sparse on some models, and recessed buttons require tools to operate. Overall, owners and reviewers rate the Seiko Astron highly for its cutting-edge technology and comfortable, well-finished design, with the value proposition becoming more compelling when models are found at a discount.

From video reviewers

The watch's automatic time zone adjustment via GPS is a notable feature. The watch's solar-powered charging system can take up to 6 months to fully charge, which may not be ideal for users who need a quick power boost.

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