Which is cheaper, the Oblvlo RX Day-Date or the Sheffield 1A?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $336 for the Oblvlo RX Day-Date — a $113 gap before any retailer discounting.

Which has better water resistance, the Oblvlo RX Day-Date or the Sheffield 1A?

The Sheffield 1A is rated to 200m versus 50m for the Oblvlo RX Day-Date.

What movement does the Oblvlo RX Day-Date run compared to the Sheffield 1A?

Both watches run automatic movements — the Oblvlo RX Day-Date uses the Miyota 8285 and the Sheffield 1A uses the Seiko NH35A.

Side by side

Oblvlo RX Day-DatevsSheffield 1A

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

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Oblvlo RX Day-Date

RX-DD-AD

MSRP $336

Sheffield 1A

diver-1a-40mm-white

MSRP $223

At a glance

11 of 29 specs differ

Diameter

RX Day-Date40mm

1A40mm

Power Reserve

RX Day-Date42h

1A—

Water Resistance

RX Day-Date50m

1A200m

MSRP

RX Day-Date$336

1A$223

Full specifications

Case

4 specs

Crystal & Dial

2 specs

Dial Color

Black

White/Blue

Lume

None

Swiss blue lume

Movement

4 specs

Caliber

Miyota 8285

Seiko NH35A

Power Reserve

42h

—

Jewels

Complications

Day, Date

None

Pricing

1 specs

MSRP

$336

$223

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Oblvlo RX Day-DatevsSheffield 1A

At a glance

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