Side by side

Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsUgly Watch Co 300mD

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

Add a watch
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch
SeikoProspex Marinemaster Marinemaster 1968 Heritage Diver's Watch
MSRP $3,600
300mD
Ugly Watch Co300mD
Buy from Seiko ↗
Buy used on eBay ↗
Buy from Ugly Watch Co ↗
Buy used on eBay ↗

At a glance

13 of 29 specs differ
Diameter
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch42.6mm
300mD42mm
Power Reserve
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch72h
300mD—
Water Resistance
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m
300mD300m
MSRP
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$3,600
300mD—

Full specifications

Case

5 specs
Category
Diver
—
Diameter
42.6mm
42mm
Thickness
14.1mm
13.5mm
Lug-to-Lug
49.3mm
46mm
Lug Width
20mm
—

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Red
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
8L45
Seiko NH35
Power Reserve
72h
—
Jewels
35
25

Pricing

1 specs
MSRP
$3,600
—
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.

Echo/Neutra Cristallo Professional Diver 500m
Echo/Neutramicro

Cristallo Professional Diver 500m

2 variantsCRISTALLO
42mm·Automatic·500m WR
$1,450MSRP
—Used
Noctua Watch Corp. PD-1
Noctua Watch Corp.micro

PD-1

Ref. noctua-watch-corp-pd-1
42mm·Automatic·300m WR
$429MSRP
—Used
Geckota Phalanx
Geckotamicro

Phalanx

8 variantsPhalanx
42mm·Automatic·300m WR
$349MSRP
—Used
Serket Watch Co Reef X Diver Black DLC
Serket Watch Comicro

Reef X Diver Black DLC

3 variantsRef.
43mm·Automatic·200m WR
—MSRP
—Used
Geckota Sea-Hunter Dive Watch
Geckotamicro

Sea-Hunter Dive Watch

6 variantsSea-Hunter
40mm·Automatic·200m WR
$349MSRP
—Used
Noctua Watch Corp. Sentinel
Noctua Watch Corp.micro

Sentinel

3 variantsRef. noctua-watch-corp-sentinel-verdant
42mm·Automatic·300m WR
$429MSRP
—Used
Borealis Watch Co. Jamanta
Borealis Watch Co.micro

Jamanta

5 variantsJamanta
42.50mm·Automatic·300m WR
$415MSRP
—Used
Ventus Watches Mori
Ventus Watchesmicro

Mori

14 variantsRef. mori-2-300m-steel-diver-m-8
41mm·Automatic·300m WR
—MSRP
—Used
All alternatives to the Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch →All alternatives to the 300mD →
Explore the full catalog

Follow this matchup

Get a note when Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch vs Ugly Watch Co 300mD 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.

Echo/Neutra Cristallo Professional Diver 500mvsUgly Watch Co 300mDGeckota PhalanxvsUgly Watch Co 300mDGeckota Sea-Hunter Dive WatchvsUgly Watch Co 300mDBorealis Watch Co. JamantavsUgly Watch Co 300mDSeiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsNoctua Watch Corp. PD-1Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's WatchvsSerket Watch Co Reef X Diver Black DLC
Edit this comparisonAdd another watchExplore more 41–44mm watches