Side by side

Castor Watches LEONvsSeiko Prospex SPEEDTIMER

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

Add a watch
LEON
Castor WatchesLEON
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $725
Buy from Castor Watches ↗
Buy used on eBay ↗
Buy from Seiko ↗
Buy used on eBay ↗

At a glance

15 of 29 specs differ
Diameter
LEON38mm
Prospex SPEEDTIMER39mm
Power Reserve
LEON—
Prospex SPEEDTIMER40h
Water Resistance
LEON50m
Prospex SPEEDTIMER100m
MSRP
LEON—
Prospex SPEEDTIMER$725

Full specifications

Case

7 specs
Category
—
Chronograph
Diameter
38mm
39mm
Thickness
7mm
13.3mm
Lug-to-Lug
—
45.5mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

5 specs
Crystal
Mineral
Sapphire
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Copper
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
Miyota 2035
V192
Power Reserve
—
40h

Pricing

1 specs
MSRP
—
$725
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Castor Watches ÁRBOL DARK
Castor Watchesmicro

ÁRBOL DARK

2 variantsRef. arbol-dark-cobre-artesanal-38mm
38mm·Quartz
—MSRP
—Used
Praesidus Type H-75
Praesidusmicro

Type H-75

4 variantsType H-75
39mm·Quartz·100m WR
$245MSRP
—Used
Castor Watches KOI DARK
Castor Watchesmicro

KOI DARK

Ref. koi-dark-cobre-artesanal-38mm
38mm·Quartz
—MSRP
—Used
Geckota GT Racing Chronograph
Geckotamicro

GT Racing Chronograph

3 variantsGT Racing
40mm·Quartz
$399MSRP
—Used
Dan Henry 1964
Dan Henrymicro

1964

12 variants1964
38mm·Quartz
$300MSRP
—Used
Mad Hudson Watches CD Watch
Mad Hudson Watchesmicro

CD Watch

Ref. cd-watch-riki-prosper
40mm·Quartz
—MSRP
—Used
Dryden Chrono Diver Gen 2
Drydenmicro

Chrono Diver Gen 2

3 watches · 18 variantsChrono Diver
42mm·Quartz·101m WR
$450MSRP
—Used
Meridiano Watches La Playa
Meridiano Watchesmicro

La Playa

Ref. quartz-watch-la-playa-38mm
38mm·Quartz
—MSRP
—Used
All alternatives to the LEON →All alternatives to the Prospex SPEEDTIMER →
Explore the full catalog

Follow this matchup

Get a note when Castor Watches LEON vs Seiko Prospex SPEEDTIMER gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Castor Watches ÁRBOL DARKvsSeiko Prospex SPEEDTIMERCastor Watches KOI DARKvsSeiko Prospex SPEEDTIMERCastor Watches Nº6 DARKvsSeiko Prospex SPEEDTIMERMad Hudson Watches CD WatchvsSeiko Prospex SPEEDTIMERCastor Watches LEONvsPraesidus Type H-75Castor Watches LEONvsGeckota GT Racing Chronograph
Edit this comparisonAdd another watchExplore more 37–40mm watches