Side by side
Seiko Prospex Sea Save the Ocean Special EditionvsTSAO Baltimore Founders Edition Bronze-Grey
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
12 of 29 specs differDiameter
Prospex Sea Save the Ocean Special Edition42.4mm
Founders Edition Bronze-Grey42mm
Power Reserve
Prospex Sea Save the Ocean Special Edition41h
Founders Edition Bronze-Grey42h
Water Resistance
Prospex Sea Save the Ocean Special Edition200m
Founders Edition Bronze-Grey100m
MSRP
Prospex Sea Save the Ocean Special Edition$550
Founders Edition Bronze-Grey$425
Full specifications
Case
5 specsCategory
Diver
—
Diameter
42.4mm
42mm
Thickness
13.4mm
14mm
Lug-to-Lug
49.4mm
50mm
Water Resistance
200m
100m
Crystal & Dial
3 specsCrystal
Hardlex
Sapphire
Dial Color
—
—
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
3 specsCaliber
Seiko 4R36
Miyota 9015
Power Reserve
41h
42h
Jewels
24
0
Pricing
1 specsMSRP
$550
$425
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