Which is cheaper, the Nodus Obscura II or the Sheffield 1A?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $650 for the Nodus Obscura II — a $427 gap before any retailer discounting.

Which is bigger, the Nodus Obscura II or the Sheffield 1A?

The Sheffield 1A wears larger at 40mm versus 38mm for the Nodus Obscura II — a 2mm difference across the dial.

Which has better water resistance, the Nodus Obscura II or the Sheffield 1A?

The Sheffield 1A is rated to 200m versus 100m for the Nodus Obscura II.

What movement does the Nodus Obscura II run compared to the Sheffield 1A?

Both watches run automatic movements — the Nodus Obscura II uses the TMI NH38 and the Sheffield 1A uses the Seiko NH35A.

Side by side

Nodus Obscura IIvsSheffield 1A

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

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Nodus Obscura II

obscura

MSRP $650

Sheffield 1A

diver-1a-40mm-white

MSRP $223

At a glance

13 of 29 specs differ

Diameter

Obscura II38mm

1A40mm

Power Reserve

Obscura II41h

1A—

Water Resistance

Obscura II100m

1A200m

MSRP

Obscura II$650

1A$223

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal Shape

Box

Flat

AR Coating

Yes

Inner

Dial Color

—

White/Blue

Lume

Swiss Super-LumiNova® BGW9 Grade A

Swiss blue lume

Movement

3 specs

Caliber

TMI NH38

Seiko NH35A

Power Reserve

41h

—

Jewels

Pricing

1 specs

MSRP

$650

$223

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Nodus Obscura IIvsSheffield 1A

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