Which is cheaper, the Maystone Watch Co Prosperity GMT or the Undone Ronin Automatic?

At MSRP the Undone Ronin Automatic is the cheaper of the two at $380, against $443 for the Maystone Watch Co Prosperity GMT — a $63 gap before any retailer discounting.

Which is bigger, the Maystone Watch Co Prosperity GMT or the Undone Ronin Automatic?

The Undone Ronin Automatic wears larger at 40mm versus 38mm for the Maystone Watch Co Prosperity GMT — a 2mm difference across the dial.

What movement does the Maystone Watch Co Prosperity GMT run compared to the Undone Ronin Automatic?

Both watches run automatic movements — the Maystone Watch Co Prosperity GMT uses the Seiko NH34 and the Undone Ronin Automatic uses the Seiko NH35.

Side by side

Maystone Watch Co Prosperity GMTvsUndone Ronin Automatic

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

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Maystone Watch Co Prosperity GMT

MSRP $443

See the full Prosperity GMT

Undone Ronin Automatic

MSRP $380

See the full Ronin Automatic

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Buy from Undone ↗

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At a glance

10 of 29 specs differ

Diameter

Prosperity GMT38mm

Ronin Automatic40mm

Power Reserve

Prosperity GMT41h

Ronin Automatic—

Water Resistance

Prosperity GMT100m

Ronin Automatic100m

MSRP

Prosperity GMT$443

Ronin Automatic$380

Full specifications

Case

4 specs

Diameter

38mm

40mm

Thickness

11.9mm

0mm

Lug-to-Lug

46mm

0mm

Lug Width

20mm

0mm

Crystal & Dial

3 specs

Crystal

Sapphire

—

Dial Color

Red

—

Lume

string

None

Movement

2 specs

Caliber

Seiko NH34

Seiko NH35

Power Reserve

41h

—

Pricing

1 specs

MSRP

$443

$380

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Maystone Watch Co Prosperity GMTvsUndone Ronin Automatic

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