Which is cheaper, the Seiko Prospex SPEEDTIMER Mechanical or the Spinnaker Tesei Titanium?

At MSRP the Spinnaker Tesei Titanium is the cheaper of the two at $625, against $995 for the Seiko Prospex SPEEDTIMER Mechanical — a $370 gap before any retailer discounting.

Which is bigger, the Seiko Prospex SPEEDTIMER Mechanical or the Spinnaker Tesei Titanium?

The Spinnaker Tesei Titanium wears larger at 42mm versus 39.5mm for the Seiko Prospex SPEEDTIMER Mechanical — a 2.5mm difference across the dial.

Which has better water resistance, the Seiko Prospex SPEEDTIMER Mechanical or the Spinnaker Tesei Titanium?

The Spinnaker Tesei Titanium is rated to 200m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical.

Which has a longer power reserve, the Seiko Prospex SPEEDTIMER Mechanical or the Spinnaker Tesei Titanium?

The Seiko Prospex SPEEDTIMER Mechanical carries a 72-hour power reserve against 40 hours on the Spinnaker Tesei Titanium.

What movement does the Seiko Prospex SPEEDTIMER Mechanical run compared to the Spinnaker Tesei Titanium?

Both watches run automatic movements — the Seiko Prospex SPEEDTIMER Mechanical uses the 6R55 and the Spinnaker Tesei Titanium uses the SII NH35A.

Side by side

Seiko Prospex SPEEDTIMER MechanicalvsSpinnaker Tesei Titanium

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

Seiko Prospex SPEEDTIMER Mechanical

spb513j1

MSRP $995

Spinnaker Tesei Titanium

tesei-titanium-automatic-matte-black-sp-5084-11

MSRP $625

At a glance

13 of 29 specs differ

Diameter

Prospex SPEEDTIMER Mechanical39.5mm

Tesei Titanium42mm

Power Reserve

Prospex SPEEDTIMER Mechanical72h

Tesei Titanium40h

Water Resistance

Prospex SPEEDTIMER Mechanical200m

Tesei Titanium200m

MSRP

Prospex SPEEDTIMER Mechanical$995

Tesei Titanium$625

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal Shape

Curved

Flat

AR Coating

Anti-reflective coating on inner surface

Inner

Lume

LumiBrite on hands and index(es)

None

Movement

3 specs

Caliber

6R55

SII NH35A

Power Reserve

72h

40h

Jewels

Pricing

1 specs

MSRP

$995

$625

Follow this matchup

Get a note when Seiko Prospex SPEEDTIMER Mechanical vs Spinnaker Tesei Titanium gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring