Which is cheaper, the Aquastar Model 60 or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

At MSRP the Aquastar Model 60 is the cheaper of the two at $1,290, against $2,500 for the Seiko Prospex SPEEDTIMER Mechanical Chronograph — a $1,210 gap before any retailer discounting.

Which is bigger, the Aquastar Model 60 or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Seiko Prospex SPEEDTIMER Mechanical Chronograph wears larger at 42mm versus 37mm for the Aquastar Model 60 — a 5mm difference across the dial.

Which has better water resistance, the Aquastar Model 60 or the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

The Aquastar Model 60 is rated to 200m versus 10m for the Seiko Prospex SPEEDTIMER Mechanical Chronograph.

What movement does the Aquastar Model 60 run compared to the Seiko Prospex SPEEDTIMER Mechanical Chronograph?

Both watches run automatic movements — the Aquastar Model 60 uses the Sellita SW200-1 and the Seiko Prospex SPEEDTIMER Mechanical Chronograph uses the Seiko 8R48.

Side by side

Aquastar Model 60vsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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

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Aquastar Model 60

MSRP $1,290

See the full Model 60

Seiko Prospex SPEEDTIMER Mechanical Chronograph

MSRP $2,500

See the full Prospex SPEEDTIMER Mechanical Chronograph

At a glance

13 of 29 specs differ

Diameter

Model 6037mm

Prospex SPEEDTIMER Mechanical Chronograph42mm

Power Reserve

Model 60—

Prospex SPEEDTIMER Mechanical Chronograph45h

Water Resistance

Model 60200m

Prospex SPEEDTIMER Mechanical Chronograph100m

MSRP

Model 60$1,290

Prospex SPEEDTIMER Mechanical Chronograph$2,500

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal Shape

—

Curved

AR Coating

—

Anti-reflective coating on inner surface

Dial Color

Green

—

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Sellita SW200-1

Seiko 8R48

Power Reserve

—

45h

Jewels

Pricing

1 specs

MSRP

$1,290

$2,500

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Aquastar Model 60vsSeiko Prospex SPEEDTIMER Mechanical Chronograph

At a glance

Full specifications

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