Which is cheaper, the Shiro Kara Stella Nova: Tiffany Blue or the Seiko Prospex Land Mechanical?

At MSRP the Shiro Kara Stella Nova: Tiffany Blue is the cheaper of the two at $408, against $995 for the Seiko Prospex Land Mechanical — a $587 gap before any retailer discounting.

Which is bigger, the Shiro Kara Stella Nova: Tiffany Blue or the Seiko Prospex Land Mechanical?

The Seiko Prospex Land Mechanical wears larger at 39.5mm versus 36mm for the Shiro Kara Stella Nova: Tiffany Blue — a 3.5mm difference across the dial.

Which has better water resistance, the Shiro Kara Stella Nova: Tiffany Blue or the Seiko Prospex Land Mechanical?

The Shiro Kara Stella Nova: Tiffany Blue is rated to 100m versus 20m for the Seiko Prospex Land Mechanical.

Which has a longer power reserve, the Shiro Kara Stella Nova: Tiffany Blue or the Seiko Prospex Land Mechanical?

The Seiko Prospex Land Mechanical carries a 72-hour power reserve against 41 hours on the Shiro Kara Stella Nova: Tiffany Blue.

What movement does the Shiro Kara Stella Nova: Tiffany Blue run compared to the Seiko Prospex Land Mechanical?

Both watches run automatic movements — the Shiro Kara Stella Nova: Tiffany Blue uses the NH35 and the Seiko Prospex Land Mechanical uses the 6R55.

Side by side

Shiro Kara Stella Nova: Tiffany BluevsSeiko Prospex Land Mechanical

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

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Shiro Kara Stella Nova: Tiffany Blue

tiffany-blue

MSRP $408

See the full Stella Nova: Tiffany Blue

Seiko Prospex Land Mechanical

spb503j1

MSRP $995

See the full Prospex Land Mechanical

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At a glance

13 of 29 specs differ

Diameter

Stella Nova: Tiffany Blue36mm

Prospex Land Mechanical39.5mm

Power Reserve

Stella Nova: Tiffany Blue41h

Prospex Land Mechanical72h

Water Resistance

Stella Nova: Tiffany Blue100m

Prospex Land Mechanical200m

MSRP

Stella Nova: Tiffany Blue$408

Prospex Land Mechanical$995

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

—

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

NH35

6R55

Power Reserve

41h

72h

Jewels

Pricing

1 specs

MSRP

$408

$995

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Shiro Kara Stella Nova: Tiffany BluevsSeiko Prospex Land Mechanical

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