Side by side

Praesidus Neptune 44vsTudor Black Bay One 31 S&G

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

Neptune 44
PraesidusNeptune 44
MSRP $550
Black Bay One 31 S&G
TudorBlack Bay One 31 S&G
MSRP $6,850

At a glance

14 of 29 specs differ
Diameter
Neptune 4444mm
Black Bay One 31 S&G31mm
Power Reserve
Neptune 4440h
Black Bay One 31 S&G50h
Water Resistance
Neptune 44200m
Black Bay One 31 S&G100m
MSRP
Neptune 44$550
Black Bay One 31 S&G$6,850

Full specifications

Case

9 specs
Category
Diver
Diameter
44mm
31mm
Thickness
9.5mm
Lug-to-Lug
46mm
Lug Width
22mm
17mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Polished + Satin
Water Resistance
200m
100m
Caseback
Solid
Solid screw-down

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Patina
Black

Movement

2 specs
Caliber
Miyota 9039
MT5201
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$550
$6,850

Follow this matchup

Get a note when Praesidus Neptune 44 vs Tudor Black Bay One 31 S&G gets more votes, a community discussion, or a price drop. No account needed.

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.

Adjacent matchups

People also compared

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