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Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited EditionvsStraton Straton Syncro MKII Mechanical Chrono

Q: Which is cheaper, the Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition or the Straton Syncro MKII Mechanical Chrono?

At MSRP the Straton Syncro MKII Mechanical Chrono is the cheaper of the two at $599, against $2,400 for the Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition — a $1,801 gap before any retailer discounting.

Q: Which is bigger, the Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition or the Straton Syncro MKII Mechanical Chrono?

The Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition wears larger at 42mm versus 40mm for the Straton Syncro MKII Mechanical Chrono — a 2mm difference across the dial.

Q: Which has better water resistance, the Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition or the Straton Syncro MKII Mechanical Chrono?

The Straton Syncro MKII Mechanical Chrono is rated to 100m versus 10m for the Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition.

Q: What movement does the Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition run compared to the Straton Syncro MKII Mechanical Chrono?

The Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition runs a quartz caliber (5X83), while the Straton Syncro MKII Mechanical Chrono runs a manual (Seagull ST19).

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

Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

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MSRP $2,400

Straton Straton Syncro MKII Mechanical Chrono

straton-syncro-mkii-mechanical-chrono

MSRP $599

At a glance

17 of 29 specs differ

Diameter

Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition42mm

Straton Syncro MKII Mechanical Chrono40mm

Power Reserve

Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition40h

Straton Syncro MKII Mechanical Chrono—

Water Resistance

Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition100m

Straton Syncro MKII Mechanical Chrono100m

MSRP

Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition$2,400

Straton Syncro MKII Mechanical Chrono$599

Full specifications

Case

6 specs

Diameter

42mm

40mm

Thickness

12.9mm

12.4mm

Lug-to-Lug

49.6mm

48mm

Material

Stainless Steel

316L Stainless Steel

Finish

Brushed and polished

—

Caseback

Solid

Sapphire crystal

Crystal & Dial

5 specs

Crystal Shape

Curved

Domed

AR Coating

Super-clear coating

Underside

Dial Color

Black

—

Indices

Applied

—

Lume

LumiBrite on hands and index(es)

None

Movement

5 specs

Caliber

5X83

Seagull ST19

Type

Quartz

Manual

Beat Rate

28,800 vph

0 vph

Power Reserve

40h

Jewels

Pricing

1 specs

MSRP

$2,400

$599

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