Side by side
Seiko Prospex SeavsTuseno Blackwater
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Prospex Sea41.3mm
Blackwater40.5mm
Power Reserve
Prospex Sea72h
Blackwater—
Water Resistance
Prospex Sea300m
Blackwater200m
MSRP
Prospex Sea$1,100
Blackwater$999
Full specifications
Case
6 specsCategory
Diver
—
Diameter
41.3mm
40.5mm
Thickness
12.5mm
—
Lug-to-Lug
48.2mm
50mm
Lug Width
20mm
—
Water Resistance
300m
200m
Crystal & Dial
2 specsAR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands, index(es) and bezel
BGW9 Swiss Super-LumiNova
Movement
3 specsCaliber
6R55
SW200-1
Power Reserve
72h
—
Jewels
24
25
Pricing
1 specsMSRP
$1,100
$999
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