Side by side
Seiko Prospex Sea PADI Special EditionvsStraton Straton Syncro MKII Mechanical Chrono
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
20 of 29 specs differDiameter
Prospex Sea PADI Special Edition43.8mm
Straton Syncro MKII Mechanical Chrono40mm
Power Reserve
Prospex Sea PADI Special Edition41h
Straton Syncro MKII Mechanical Chrono—
Water Resistance
Prospex Sea PADI Special Edition200m
Straton Syncro MKII Mechanical Chrono100m
MSRP
Prospex Sea PADI Special Edition$625
Straton Syncro MKII Mechanical Chrono$599
Full specifications
Case
9 specsCategory
Diver
Chronograph
Diameter
43.8mm
40mm
Thickness
12.8mm
12.4mm
Lug-to-Lug
48.7mm
48mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
—
Water Resistance
200m
100m
Caseback
Solid
Sapphire crystal
Crystal & Dial
5 specsCrystal Shape
Flat
Domed
AR Coating
Anti-reflective coating on inner surface
Underside
Dial Color
Black
—
Indices
Applied
—
Lume
LumiBrite on hands, index(es) and bezel
None
Movement
5 specsCaliber
4R35
Seagull ST19
Type
Automatic
Manual
Beat Rate
28,800 vph
0 vph
Power Reserve
41h
0h
Jewels
23
0
Pricing
1 specsMSRP
$625
$599
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