Which is cheaper, the Sheffield 1A or the Zelos Thresher 44?

At MSRP the Sheffield 1A is the cheaper of the two at $223, against $549 for the Zelos Thresher 44 — a $326 gap before any retailer discounting.

Which is bigger, the Sheffield 1A or the Zelos Thresher 44?

The Zelos Thresher 44 wears larger at 44mm versus 40mm for the Sheffield 1A — a 4mm difference across the dial.

Which has better water resistance, the Sheffield 1A or the Zelos Thresher 44?

The Zelos Thresher 44 is rated to 500m versus 200m for the Sheffield 1A.

What movement does the Sheffield 1A run compared to the Zelos Thresher 44?

Both watches run automatic movements — the Sheffield 1A uses the Seiko NH35A and the Zelos Thresher 44 uses the Miyota 9015.

Side by side

Sheffield 1AvsZelos Thresher 44

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

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Sheffield 1A

diver-1a-40mm-white

MSRP $223

Zelos Thresher 44

thresher-44mm-hammered-grey

MSRP $549

At a glance

11 of 29 specs differ

Diameter

1A40mm

Thresher 4444mm

Power Reserve

1A—

Thresher 4440h

Water Resistance

1A200m

Thresher 44500m

MSRP

1A$223

Thresher 44$549

Full specifications

Case

5 specs

Diameter

40mm

44mm

Lug-to-Lug

46mm

44mm

Lug Width

20mm

22mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

200m

500m

Crystal & Dial

3 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

White/Blue

Grey

Lume

Swiss blue lume

None

Movement

2 specs

Caliber

Seiko NH35A

Miyota 9015

Power Reserve

—

40h

Pricing

1 specs

MSRP

$223

$549

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Sheffield 1AvsZelos Thresher 44

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