Which is cheaper, the Maystone Watch Co Prosperity GMT or the Tudor Black Bay 68?

At MSRP the Maystone Watch Co Prosperity GMT is the cheaper of the two at $443, against $5,475 for the Tudor Black Bay 68 — a $5,032 gap before any retailer discounting.

Which is bigger, the Maystone Watch Co Prosperity GMT or the Tudor Black Bay 68?

The Tudor Black Bay 68 wears larger at 43mm versus 38mm for the Maystone Watch Co Prosperity GMT — a 5mm difference across the dial.

Which has better water resistance, the Maystone Watch Co Prosperity GMT or the Tudor Black Bay 68?

The Tudor Black Bay 68 is rated to 200m versus 100m for the Maystone Watch Co Prosperity GMT.

Which has a longer power reserve, the Maystone Watch Co Prosperity GMT or the Tudor Black Bay 68?

The Tudor Black Bay 68 carries a 70-hour power reserve against 41 hours on the Maystone Watch Co Prosperity GMT.

What movement does the Maystone Watch Co Prosperity GMT run compared to the Tudor Black Bay 68?

Both watches run automatic movements — the Maystone Watch Co Prosperity GMT uses the Seiko NH34 and the Tudor Black Bay 68 uses the MT5601-U.

Side by side

Maystone Watch Co Prosperity GMTvsTudor Black Bay 68

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

Add a watch

Maystone Watch Co Prosperity GMT

prosperity-gmt-red-kite

MSRP $443

Tudor Black Bay 68

m7943a1a0nu-0001

MSRP $5,475

Buy from Maystone Watch Co ↗

Buy used on eBay ↗

Buy from Tudor ↗

Buy used on eBay ↗

At a glance

19 of 29 specs differ

Diameter

Prosperity GMT38mm

Black Bay 6843mm

Power Reserve

Prosperity GMT41h

Black Bay 6870h

Water Resistance

Prosperity GMT100m

Black Bay 68200m

MSRP

Prosperity GMT$443

Black Bay 68$5,475

Full specifications

Case

8 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

—

AR Coating

Inner

—

Dial Color

Red

Blue

Lume

string

None

Movement

6 specs

Caliber

Seiko NH34

MT5601-U

Beat Rate

28,800 vph

0 vph

Power Reserve

41h

70h

Jewels

Hacking

Yes

Hand-winding

Yes

Pricing

1 specs

MSRP

—

$5,475

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