Side by side

Oblvlo JM RotorvsMatterhorn Watch Co. DiveMaster 300

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

Add a watch
JM Rotor
OblvloJM Rotor
MSRP $299
DiveMaster 300
Matterhorn Watch Co.DiveMaster 300
MSRP $401
Buy from Oblvlo ↗
Buy used on eBay ↗
Buy from Matterhorn Watch Co. ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
JM Rotor42mm
DiveMaster 30041mm
Power Reserve
JM Rotor42h
DiveMaster 30042h
Water Resistance
JM Rotor50m
DiveMaster 300300m
MSRP
JM Rotor$299
DiveMaster 300$401

Full specifications

Case

6 specs
Category
Sport
—
Diameter
42mm
41mm
Thickness
13mm
12.8mm
Lug-to-Lug
46mm
47mm
Lug Width
20mm
—
Water Resistance
50m
300m

Crystal & Dial

1 specs
Lume
None
BGW9

Movement

3 specs
Caliber
Miyota 8215
Miyota 9015
Power Reserve
42h
42h
Jewels
21
25

Pricing

1 specs
MSRP
$299
—
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.

Oblvlo DM Skeleton Dive
Oblvlomicro
DM Series

DM Skeleton Dive

Ref. DM-SIM
40mm·Automatic·200m WR
$194MSRP
—Used
Melbourne Watch Company Sorrento
Melbourne Watch Companymicro

Sorrento

3 variantsRef. sorrento-yellow
42mm·Automatic·200m WR
$844MSRP
—Used
Spinnaker Croft 42 Skeleton
Spinnakermicro

Croft 42 Skeleton

5 watches · 28 variantsCroft
42mm·Automatic·100m WR
$435MSRP
—Used
Crafter Blue Mechanic Ocean Mark II
Crafter Bluemicro

Mechanic Ocean Mark II

2 variantsRef. crafter-blue-mechanic-ocean-mark-ii-mo2ss007-hk-limited-edition-shipping-date-nov-2024
41mm·Automatic·300m WR
—MSRP
—Used
Oblvlo BLM Trisome
Oblvlomicro
BLM Series

BLM Trisome

4 watches · 4 variantsBLM Series
41mm·Automatic
$294MSRP
—Used
Phoibos Great Wall
Phoibosmicro

Great Wall

2 variantsGreat Wall
42mm·Automatic·300m WR
$465MSRP
—Used
Borealis Watch Co. Jamanta
Borealis Watch Co.micro

Jamanta

5 variantsJamanta
42.50mm·Automatic·300m WR
$415MSRP
—Used
Sternglas Hamburg Automatik
Sternglasmicro

Hamburg Automatik

8 variantsHamburg Automatik
42mm·Automatic
$463MSRP
—Used
All alternatives to the JM Rotor →All alternatives to the DiveMaster 300 →
Explore the full catalog

Follow this matchup

Get a note when Oblvlo JM Rotor vs Matterhorn Watch Co. DiveMaster 300 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.

Oblvlo DM Skeleton DivevsMatterhorn Watch Co. DiveMaster 300Matterhorn Watch Co. DiveMaster 300vsSpinnaker Croft 42 SkeletonOblvlo BLM TrisomevsMatterhorn Watch Co. DiveMaster 300Oblvlo BLM IIvsMatterhorn Watch Co. DiveMaster 300Oblvlo JM RotorvsMelbourne Watch Company SorrentoCrafter Blue Mechanic Ocean Mark IIvsOblvlo JM Rotor
Edit this comparisonAdd another watchExplore more 40–43mm watches