Which is cheaper, the Naga Watches Constellation or the Seiko Prospex SPEEDTIMER Mechanical?

At MSRP the Seiko Prospex SPEEDTIMER Mechanical is the cheaper of the two at $995, against $1,003 for the Naga Watches Constellation — a $8 gap before any retailer discounting.

Which is bigger, the Naga Watches Constellation or the Seiko Prospex SPEEDTIMER Mechanical?

The Seiko Prospex SPEEDTIMER Mechanical wears larger at 39.5mm versus 39mm for the Naga Watches Constellation — a 0.5mm difference across the dial.

Which has better water resistance, the Naga Watches Constellation or the Seiko Prospex SPEEDTIMER Mechanical?

The Naga Watches Constellation is rated to 100m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical.

What movement does the Naga Watches Constellation run compared to the Seiko Prospex SPEEDTIMER Mechanical?

Both watches run automatic movements — the Naga Watches Constellation uses the Miyota 9039 and the Seiko Prospex SPEEDTIMER Mechanical uses the 6R55.

Side by side

Naga Watches ConstellationvsSeiko Prospex SPEEDTIMER Mechanical

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

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Naga Watches Constellation

naga-constellation-limited-edition

MSRP $1,003

Seiko Prospex SPEEDTIMER Mechanical

spb513j1

MSRP $995

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At a glance

14 of 29 specs differ

Diameter

Constellation39mm

Prospex SPEEDTIMER Mechanical39.5mm

Power Reserve

Constellation—

Prospex SPEEDTIMER Mechanical72h

Water Resistance

Constellation100m

Prospex SPEEDTIMER Mechanical200m

MSRP

Constellation$1,003

Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Midnight Blue

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Miyota 9039

6R55

Power Reserve

—

72h

Jewels

Pricing

1 specs

MSRP

—

$995

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Naga Watches ConstellationvsSeiko Prospex SPEEDTIMER Mechanical

At a glance

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