lug2lug
BrowseCompareNewsCommunityMy Watches
BrowseCompareNewsCommunityMy Watches
Theme
Popular microbrands:Christopher Ward·Baltic·anOrdain·Atelier Wen·Boldr·Bremont·Dan Henry·DOXABrowse all →
Best, by the specs:Diver under $2,000·Dress under $5,000·Chronograph under $5,000·Best sport watches·GMT under $5,000·Field under $500·Pilot under $2,000·Casual under $1,000All rankings →
Glossary:Lug-to-Lug·Water Resistance·Chronograph·GMT·Automatic·LumeBrowse all →
Tools:Collection tracker·Watch size chart·Wrist-fit calculator·Selling calculator·What should I buy?·Market index·iPhone app
Lug2Letter
Watches worth knowing about, weekly.
Curated discoveries, founder spotlights, and the occasional deep-dive.
Get the app
Download on theApp StoreGET IT ONGoogle Play
TermsPrivacyDelete accountCopyrightDisclosuresContactContribute

Independent reference site · not affiliated with any brand · contains affiliate links

© 2026 Lug2Lug LLC · Prices are estimates and not offers

Watches/Alternatives/Seiko Astron

Watch alternatives

Alternatives to the Seiko Astron

Keep what you like. Explore what could be different. Compare 48 catalog matches by dimensions, movement and price.

Explore the matches ↓View original watch ↗
Case diameter
43.3 mm
Lug-to-lug
49.5 mm
Movement
Quartz
Catalog MSRP
$2,700
Seiko AstronThe starting point
Your next watch starts with a shortlist.

Save favorites here, compare the details, and keep your collection with you in the app.

Explore the app ↗My watches ↗

Starting points

Choose the differences that matter to you.

Closest catalog matchSeiko Astron GPS Solar 2025 Limited Edition43.4 mm case, 0.1 mm widerSee the match ↓
Lower recorded MSRPSeiko Prospex SPEEDTIMER$2,200 recorded MSRP, $500 lowerSee the match ↓
Shorter lug-to-lugTissot Supersport Chrono45.5 mm lug-to-lug, 4 mm shorterSee the match ↓

Calculated from catalog specifications and similarity signals. Prices are recorded MSRP in USD, not current retail offers. Missing measurements stay unknown.

Your priorities

Narrow these matches without leaving the page.

ColorwayPick a colorway to match a specific dial
48 matches

Microbrand picks· 12

Discover smaller makers with catalog similarities to this watch.

Draken Kruger 'A' FL
Draken

Kruger 'A' FL

  • 44 mm case, 0.7 mm wider
What changes

Meca-Quartz movement instead of quartz. 1 mm thinner case

View watch ↗
Compare models ↗
Astor + Banks Chrono
Astor + Banks

Chrono

  • $575 recorded MSRP, $2,125 lower
  • 44 mm case, 0.7 mm wider
  • Both use quartz movements
What changes

Lug-to-lug is not recorded for this match.

View watch ↗
Compare models ↗
Balticus Watches Balticus Flying Seal Chronograph
Balticus Watches

Balticus Flying Seal Chronograph

  • $623 recorded MSRP, $2,077 lower
  • 44 mm case, 0.7 mm wider
  • Both use quartz movements
What changes

Lug-to-lug is not recorded for this match.

View watch ↗
Compare models ↗
BERNY BERNY-Men Quartz Chronograph Field Watch-2845M
BERNY

BERNY-Men Quartz Chronograph Field Watch-2845M

  • $125 recorded MSRP, $2,575 lower
  • 43 mm case, 0.3 mm narrower
  • 51 mm lug-to-lug, 1.5 mm longer
What changes

0.6 mm thicker case

View watch ↗
Compare models ↗
AVI-8 Hawker Harrier Farley Multifunction
AVI-8

Hawker Harrier Farley Multifunction

  • $250 recorded MSRP, $2,450 lower
  • 44 mm case, 0.7 mm wider
  • 52 mm lug-to-lug, 2.5 mm longer
What changes

0.6 mm thicker case

View watch ↗
AVI-8 Hawker Hunter Atlas Dual Time Chronograph
AVI-8

Hawker Hunter Atlas Dual Time Chronograph

  • $310 recorded MSRP, $2,390 lower
  • 43 mm case, 0.3 mm narrower
  • 54 mm lug-to-lug, 4.5 mm longer
What changes

0.6 mm thicker case

View watch ↗
Compare models ↗
AVI-8 P-51 Mustang Blakeslee Meca-Quartz Chronograph
AVI-8

P-51 Mustang Blakeslee Meca-Quartz Chronograph

  • $285 recorded MSRP, $2,415 lower
  • 43 mm case, 0.3 mm narrower
  • 51 mm lug-to-lug, 1.5 mm longer
What changes

Meca-Quartz movement instead of quartz. 0.4 mm thinner case

View watch ↗
Compare models ↗
Dryden Chrono Diver Series 1
Dryden

Chrono Diver Series 1

  • $349 recorded MSRP, $2,351 lower
  • 42 mm case, 1.3 mm narrower
  • 49 mm lug-to-lug, 0.5 mm shorter
What changes

Dimensions alone do not establish wrist fit.

View watch ↗
Compare models ↗
Ferro AGL 2 Chronograph
Ferro

AGL 2 Chronograph

  • $475 recorded MSRP, $2,225 lower
  • 42 mm case, 1.3 mm narrower
  • 48 mm lug-to-lug, 1.5 mm shorter
What changes

0.4 mm thinner case

View watch ↗
Compare models ↗
Geckota Chronotimer Chronograph
Geckota

Chronotimer Chronograph

  • $299 recorded MSRP, $2,401 lower
  • 42 mm case, 1.3 mm narrower
  • Both use quartz movements
What changes

0.4 mm thinner case

View watch ↗
Compare models ↗
Wayforth Voyager Ref. V1.01
Wayforth

Voyager Ref. V1.01

  • $382 recorded MSRP, $2,318 lower
  • 41 mm case, 2.3 mm narrower
  • 48 mm lug-to-lug, 1.5 mm shorter
What changes

2.2 mm thinner case

View watch ↗
Compare models ↗
Wolbrook Skindiver WT Chrono-Mecaquartz
Wolbrook

Skindiver WT Chrono-Mecaquartz

  • $393 recorded MSRP, $2,307 lower
  • 40 mm case, 3.3 mm narrower
  • Both use quartz movements
What changes

0.4 mm thinner case

View watch ↗
Compare models ↗

Mainstream picks· 12

Established-brand matches. Compare the recorded dimensions, movement and price for each watch.

Seiko Astron GPS Solar 2025 Limited Edition
Seiko

Astron GPS Solar 2025 Limited Edition

  • 43.4 mm case, 0.1 mm wider
  • Same Seiko 5X83 caliber
What changes

$2,900 recorded MSRP, $200 higher

View watch ↗
Compare models ↗
Seiko Prospex SPEEDTIMER
Seiko

Prospex SPEEDTIMER

  • $2,200 recorded MSRP, $500 lower
  • 42 mm case, 1.3 mm narrower
  • 49.6 mm lug-to-lug, 0.1 mm longer
What changes

0.5 mm thinner case

View watch ↗
Compare models ↗
Glycine Airpilot Chrono
Glycine

Airpilot Chrono

  • $1,595 recorded MSRP, $1,105 lower
  • 44 mm case, 0.7 mm wider
  • Both use quartz movements
What changes

1.4 mm thinner case

View watch ↗
Compare models ↗
Citizen Promaster Skyhawk A-T
Citizen

Promaster Skyhawk A-T

  • $1,500 recorded MSRP, $1,200 lower
  • 42 mm case, 1.3 mm narrower
What changes

Solar movement instead of quartz

View watch ↗
Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition
Seiko

Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

  • $2,400 recorded MSRP, $300 lower
  • 42 mm case, 1.3 mm narrower
  • 49.6 mm lug-to-lug, 0.1 mm longer
What changes

0.5 mm thinner case

View watch ↗
Compare models ↗
Breitling Endurance Pro
Breitling

Endurance Pro

  • 44 mm case, 0.7 mm wider
  • Both use quartz movements
What changes

0.9 mm thinner case. $4,600 recorded MSRP, $1,900 higher

View watch ↗
Compare models ↗
Citizen ATTESA
Citizen

ATTESA

  • $2,250 recorded MSRP, $450 lower
  • 44.6 mm case, 1.3 mm wider
What changes

Solar movement instead of quartz

View watch ↗
Citizen ATTESA
Citizen

ATTESA

  • $1,995 recorded MSRP, $705 lower
  • 43.2 mm case, 0.1 mm narrower
What changes

Solar movement instead of quartz

View watch ↗
Glycine Men's Airpilot Chrono 44mm Quartz Watch GL0441
Glycine

Men's Airpilot Chrono 44mm Quartz Watch GL0441

  • $1,695 recorded MSRP, $1,005 lower
  • 44 mm case, 0.7 mm wider
  • Both use quartz movements
What changes

2.1 mm thinner case

View watch ↗
Glycine Airpilot Dual Time
Glycine

Airpilot Dual Time

  • $1,495 recorded MSRP, $1,205 lower
  • 44 mm case, 0.7 mm wider
  • Both use quartz movements
What changes

2.7 mm thinner case

View watch ↗
Hamilton American Classic Spirit of Liberty Auto Chrono
Hamilton

American Classic Spirit of Liberty Auto Chrono

  • $2,225 recorded MSRP, $475 lower
  • 42 mm case, 1.3 mm narrower
What changes

Automatic movement instead of quartz. 1.3 mm thicker case

View watch ↗
Compare models ↗
Hamilton Khaki Aviation Converter Auto Chrono
Hamilton

Khaki Aviation Converter Auto Chrono

  • $2,445 recorded MSRP, $255 lower
  • 44 mm case, 0.7 mm wider
What changes

Automatic movement instead of quartz. 1.2 mm thicker case

View watch ↗

Cheaper alternatives· 12

Matches in a lower price band. A recorded MSRP difference is shown only when both prices are known.

Tissot Supersport Chrono
Tissot

Supersport Chrono

  • $575 recorded MSRP, $2,125 lower
  • 45.5 mm case, 2.2 mm wider
  • 45.5 mm lug-to-lug, 4 mm shorter
What changes

1.5 mm thinner case

View watch ↗
Compare models ↗
Hamilton Jazzmaster Chrono Quartz
Hamilton

Jazzmaster Chrono Quartz

  • $1,075 recorded MSRP, $1,625 lower
  • 42 mm case, 1.3 mm narrower
  • Both use quartz movements
What changes

1.3 mm thinner case

View watch ↗
Compare models ↗
Tissot PRC 200
Tissot

PRC 200

  • $575 recorded MSRP, $2,125 lower
  • 43 mm case, 0.3 mm narrower
  • 42 mm lug-to-lug, 7.5 mm shorter
What changes

1.4 mm thinner case

View watch ↗
Compare models ↗
Tissot T-Race
Tissot

T-Race

  • $650 recorded MSRP, $2,050 lower
  • 45 mm case, 1.7 mm wider
  • 45 mm lug-to-lug, 4.5 mm shorter
What changes

1.6 mm thinner case

View watch ↗
Compare models ↗
Citizen PCAT
Citizen

PCAT

  • 43 mm case, 0.3 mm narrower
What changes

Solar movement instead of quartz

View watch ↗
Yema Rallygraf Meca-Quartz II
Yema

Rallygraf Meca-Quartz II

  • $450 recorded MSRP, $2,250 lower
  • 40 mm case, 3.3 mm narrower
  • Both use quartz movements
What changes

2.4 mm thinner case

View watch ↗
Compare models ↗
Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition
Seiko

Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition

  • $1,000 recorded MSRP, $1,700 lower
  • 41.4 mm case, 1.9 mm narrower
  • 45.9 mm lug-to-lug, 3.6 mm shorter
What changes

0.4 mm thinner case

View watch ↗
Compare models ↗
Casio EQS-960PB
Casio

EQS-960PB

  • $240 recorded MSRP, $2,460 lower
  • 44.5 mm case, 1.2 mm wider
  • 50.1 mm lug-to-lug, 0.6 mm longer
What changes

Dimensions alone do not establish wrist fit.

View watch ↗
Compare models ↗
Hamilton Khaki Aviation X-Wind GMT Chrono Quartz
Hamilton

Khaki Aviation X-Wind GMT Chrono Quartz

  • $1,245 recorded MSRP, $1,455 lower
  • 46 mm case, 2.7 mm wider
  • Both use quartz movements
What changes

0.3 mm thicker case

View watch ↗
Casio EFR-574DE
Casio

EFR-574DE

  • $220 recorded MSRP, $2,480 lower
  • 42.3 mm case, 1 mm narrower
  • 47.5 mm lug-to-lug, 2 mm shorter
What changes

2 mm thinner case

View watch ↗
Compare models ↗
Casio GST-B1000D
Casio

GST-B1000D

  • $440 recorded MSRP, $2,260 lower
  • 44.2 mm case, 0.9 mm wider
  • 46.9 mm lug-to-lug, 2.6 mm shorter
What changes

1.8 mm thinner case

View watch ↗
Citizen ATTESA
Citizen

ATTESA

  • $1,195 recorded MSRP, $1,505 lower
  • 41.5 mm case, 1.8 mm narrower
What changes

Solar movement instead of quartz

View watch ↗

Pricier alternatives· 12

Matches in a higher price band. Check the specifications to decide whether the differences matter to you.

Hublot Classic Fusion Aerofusion Titanium 45mm
Hublot

Classic Fusion Aerofusion Titanium 45mm

  • 42 mm case, 1.3 mm narrower
What changes

Automatic movement instead of quartz. $21,600 recorded MSRP, $18,900 higher

View watch ↗
Compare models ↗
Hublot Big Bang Original Unico Titanium 43mm
Hublot

Big Bang Original Unico Titanium 43mm

  • 42 mm case, 1.3 mm narrower
What changes

Automatic movement instead of quartz. $20,400 recorded MSRP, $17,700 higher

View watch ↗
Compare models ↗
Bremont Jaguar Limited Edition
Bremont

Jaguar Limited Edition

  • 43 mm case, 0.3 mm narrower
What changes

Automatic movement instead of quartz. 2.4 mm thicker case

View watch ↗
TAG Heuer Formula 1 Chronograph faceted/octagonal SPEED chronograph 43mm (crown-guard case)
TAG Heuer

Formula 1 Chronograph faceted/octagonal SPEED chronograph 43mm (crown-guard case)

  • 44 mm case, 0.7 mm wider
  • Both use quartz movements
What changes

$5,600 recorded MSRP, $2,900 higher

View watch ↗
Compare models ↗
Breitling Aviator 8 B01 Chronograph 43
Breitling

Aviator 8 B01 Chronograph 43

  • 43 mm case, 0.3 mm narrower
What changes

Automatic movement instead of quartz. 0.6 mm thicker case

View watch ↗
Compare models ↗
Breitling Navitimer B19 Chronograph 43 Perpetual Calendar
Breitling

Navitimer B19 Chronograph 43 Perpetual Calendar

  • 43 mm case, 0.3 mm narrower
What changes

Automatic movement instead of quartz. 1.5 mm thicker case

View watch ↗
Compare models ↗
Hublot Classic Fusion Chronograph 42mm
Hublot

Classic Fusion Chronograph 42mm

  • 42 mm case, 1.3 mm narrower
What changes

Automatic movement instead of quartz. $12,300 recorded MSRP, $9,600 higher

View watch ↗
Compare models ↗
Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 43mm
Omega

Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 43mm

  • 43 mm case, 0.3 mm narrower
  • 48.6 mm lug-to-lug, 0.9 mm shorter
What changes

Manual movement instead of quartz. 0.2 mm thicker case

View watch ↗
Compare models ↗
TAG Heuer Carrera Chronograph
TAG Heuer

Carrera Chronograph

  • 41 mm case, 2.3 mm narrower
What changes

Automatic movement instead of quartz. $7,950 recorded MSRP, $5,250 higher

View watch ↗
Compare models ↗
Audemars Piguet Royal Oak Offshore Selfwinding Chronograph 44mm
Audemars Piguet

Royal Oak Offshore Selfwinding Chronograph 44mm

  • 44 mm case, 0.7 mm wider
What changes

Automatic movement instead of quartz

View watch ↗
Omega Speedmaster X 33 Marstimer Chronograph 45mm
Omega

Speedmaster X 33 Marstimer Chronograph 45mm

  • 45 mm case, 1.7 mm wider
  • 48.5 mm lug-to-lug, 1 mm shorter
  • Both use quartz movements
What changes

1.5 mm thicker case. $7,000 recorded MSRP, $4,300 higher

View watch ↗
Compare models ↗
Linde Werdelin Spidospeed Titanium – 3D Movement
Linde Werdelin

Spidospeed Titanium – 3D Movement

  • 44 mm case, 0.7 mm wider
  • 46 mm lug-to-lug, 3.5 mm shorter
What changes

Automatic movement instead of quartz. 1.6 mm thicker case

View watch ↗
Compare models ↗
Keep your wishlist and collection together on iPhone and AndroidExplore the app
Get the appGet the app

Keep exploring

Follow a detail, a style, or a new direction.

Check your wrist fit ↗

Explore how case diameter and lug-to-lug relate to your wrist.

Find your watch style ↗

Use the quiz to explore watches around your preferences.

Best Chronograph Watches Under $5,000 ↗

Explore a wider set of watches in this category.