Side by side
Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special EditionvsTSAO Baltimore OLD BAY Timepiece
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm
OLD BAY Timepiece40mm
Power Reserve
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h
OLD BAY Timepiece41h
Water Resistance
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m
OLD BAY Timepiece200m
MSRP
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350
OLD BAY Timepiece$550
Full specifications
Case
3 specsCategory
Diver
—
Diameter
42.7mm
40mm
Lug-to-Lug
46.4mm
46mm
Crystal & Dial
4 specsCrystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
—
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
3 specsCaliber
6R35
Seiko NH38
Power Reserve
70h
41h
Jewels
24
25
Pricing
1 specsMSRP
$1,350
$550
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Seiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition vs TSAO Baltimore OLD BAY Timepiece gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Echo/Neutra Cristallo Professional Diver 500mvsTSAO Baltimore OLD BAY TimepieceGeckota Sea-Hunter Dive WatchvsTSAO Baltimore OLD BAY TimepieceGeckota PhalanxvsTSAO Baltimore OLD BAY TimepieceBorealis Watch Co. JamantavsTSAO Baltimore OLD BAY TimepieceRedwood Watches Marine EngineervsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special EditionBahrami Watches Ω-04vsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition