Side by side

Tudor Black BayvsUgly Watch Co RM3

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

Add a watch
Black Bay
TudorBlack Bay
RM3
Ugly Watch CoRM3
Buy from Tudor ↗
Buy used on eBay ↗
Buy from Ugly Watch Co ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
Black Bay41mm
RM342mm
Power Reserve
Black Bay70h
RM3—
Water Resistance
Black Bay200m
RM3200m
MSRP
Black Bay—
RM3—

Full specifications

Case

6 specs
Category
Diver
—
Diameter
41mm
42mm
Thickness
14.7mm
—
Lug-to-Lug
46mm
51mm
Finish
Polished + Satin
Brushed and polished
Caseback
Engraved
Solid

Crystal & Dial

1 specs
Dial Color
Black
White

Movement

3 specs
Caliber
MT5602
ST1901
Type
Automatic
Manual
Power Reserve
70h
—
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Islander Islander Red October V2 Dive Watch with Radiant Blue Dial #ISL-323
Islandermicro
Under $50

Islander Red October V2 Dive Watch with Radiant Blue Dial #ISL-323

9 watches · 9 variantsUnder $50
42mm·Automatic·200m WR
$449MSRP
—Used
Serket Watch Co Overdrive Chronograph
Serket Watch Comicro

Overdrive Chronograph

8 variantsRef.
42mm·Manual·100m WR
$499MSRP
—Used
Bremont Supermarine 300M
Bremontmicro

Supermarine 300M

8 watches · 39 variantsSupermarine
40mm·Automatic·300m WR
$3,550MSRP
—Used
Crafter Blue Hyperion Ocean Chronograph
Crafter Bluemicro

Hyperion Ocean Chronograph

3 variantsRef. crafter-blue-hyperion-ocean-chronograph-artic-blue-hocss002-sb-r
42mm·Automatic·200m WR
—MSRP
—Used
Christopher Ward C60 Lympstone
Christopher Wardmicro

C60 Lympstone

6 watches · 9 variantsC60
40mm·Automatic·600m WR
$1,615MSRP
—Used
Dumoreau Monopusher Chronograph
Dumoreaumicro

Monopusher Chronograph

2 variantsRef. monopusher-chronograph-reverse-panda-black
40mm·Manual·100m WR
—MSRP
—Used
Helgray Poseidon Diver (Automatic)
Helgraymicro

Poseidon Diver (Automatic)

Ref. poseidon-diver-automatic
40mm·Automatic·300m WR
$249MSRP
—Used
Islander Islander Luminous Wave Dial Automatic Dive Watch with AR Double-Dome Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-62
Islandermicro
Dive Watches Guide

Islander Luminous Wave Dial Automatic Dive Watch with AR Double-Dome Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-62

7 watches · 7 variantsDive Watches Guide
42mm·Automatic·200m WR
$420MSRP
—Used
All alternatives to the Black Bay →All alternatives to the RM3 →
Explore the full catalog

Follow this matchup

Get a note when Tudor Black Bay vs Ugly Watch Co RM3 gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Islander Red October V2 Dive Watch with Radiant Blue Dial #ISL-323vsUgly Watch Co RM3Bremont Supermarine 300MvsUgly Watch Co RM3Christopher Ward C60 LympstonevsUgly Watch Co RM3Helgray Poseidon Diver (Automatic)vsUgly Watch Co RM3Serket Watch Co Overdrive ChronographvsTudor Black BayCrafter Blue Hyperion Ocean ChronographvsTudor Black Bay
Edit this comparisonAdd another watchExplore more 40–43mm watches