Side by side
Seiko King TurtlevsStraton 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
King Turtle45mm
Straton Syncro MKII Mechanical Chrono40mm
Power Reserve
King Turtle41h
Straton Syncro MKII Mechanical Chrono—
Water Resistance
King Turtle200m
Straton Syncro MKII Mechanical Chrono100m
MSRP
King Turtle$650
Straton Syncro MKII Mechanical Chrono$599
Full specifications
Case
9 specsCategory
Diver
Chronograph
Diameter
45mm
40mm
Thickness
13.2mm
12.4mm
Lug-to-Lug
47.7mm
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 and index(es)
None
Movement
5 specsCaliber
4R36
Seagull ST19
Type
Automatic
Manual
Beat Rate
28,800 vph
0 vph
Power Reserve
41h
0h
Jewels
24
0
Pricing
1 specsMSRP
$650
$599
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