Which is cheaper, the Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition or the Unimatic Modello Quattro UT4 Toolwatch Time Only (40mm)?

At MSRP the Unimatic Modello Quattro UT4 Toolwatch Time Only (40mm) is the cheaper of the two at $515, against $700 for the Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition — a $185 gap before any retailer discounting.

Which is bigger, the Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition or the Unimatic Modello Quattro UT4 Toolwatch Time Only (40mm)?

The Unimatic Modello Quattro UT4 Toolwatch Time Only (40mm) wears larger at 40mm versus 39mm for the Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition — a 1mm difference across the dial.

What movement does the Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition run compared to the Unimatic Modello Quattro UT4 Toolwatch Time Only (40mm)?

Both watches run quartz movements — the Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition uses the Seiko V192 and the Unimatic Modello Quattro UT4 Toolwatch Time Only (40mm) uses the Seiko VH31.

Side by side

Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited EditionvsUnimatic Modello Quattro UT4 Toolwatch Time Only (40mm)

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

Add a watch

Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition

MSRP $700

See the full Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition

Unimatic Modello Quattro UT4 Toolwatch Time Only (40mm)

ut4

MSRP $515

See the full Modello Quattro UT4 Toolwatch Time Only (40mm)

At a glance

14 of 29 specs differ

Diameter

Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition39mm

Modello Quattro UT4 Toolwatch Time Only (40mm)40mm

Power Reserve

Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition—

Modello Quattro UT4 Toolwatch Time Only (40mm)—

Water Resistance

Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition100m

Modello Quattro UT4 Toolwatch Time Only (40mm)300m

MSRP

Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition$700

Modello Quattro UT4 Toolwatch Time Only (40mm)$515

Full specifications

Case

7 specs

Crystal & Dial

5 specs

Crystal

Sapphire

—

Crystal Shape

Curved

—

AR Coating

Anti-reflective coating on inner surface

—

Dial Color

—

Black

Lume

LumiBrite on hands and index(es)

None

Movement

1 specs

Caliber

Seiko V192

Seiko VH31

Pricing

1 specs

MSRP

$700

$515

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.

Yemamicro

Follow this matchup

Get a note when Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited Edition vs Unimatic Modello Quattro UT4 Toolwatch Time Only (40mm) 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.

Dan Henry 1964vsUnimatic Modello Quattro UT4 Toolwatch Time Only (40mm)Colomer & Sons Marine ChronovsUnimatic Modello Quattro UT4 Toolwatch Time Only (40mm)AV86 1960 Racing ChronographvsUnimatic Modello Quattro UT4 Toolwatch Time Only (40mm)Dryden Chrono Diver Series 1vsUnimatic Modello Quattro UT4 Toolwatch Time Only (40mm)Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited EditionvsUnimatic Modello Uno UT1 Toolwatch Diver (41.5mm)Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited EditionvsUnimatic Modello Quattro UT4-TW Collab Time Only

Edit this comparison Add another watch Explore more 38–41mm watches

Seiko Prospex SPEEDTIMER SPEEDTIMER Solar Chronograph Limited EditionvsUnimatic Modello Quattro UT4 Toolwatch Time Only (40mm)

At a glance

Full specifications

More watches worth a look

Rallygraf Meca-Quartz II

Wayfinder Diver 40

1964

1956 Marine

Chrono Diver Gen 2

Pilot Type B

Type H-75

GT Racing Chronograph

Follow this matchup

People also compared