Side by side
Helgray Speedster (Silver Panda)vsSeiko King Turtle
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
The bottom line
The 39mm Speedster (Silver Panda) wears 6mm narrower than the 45mm King Turtle — that's a meaningful jump on most wrists.
Check prices & track
Helgray Speedster (Silver Panda)
MSRP $299
Seiko King Turtle
MSRP $650
At a glance
12 of 29 specs differDiameter
Speedster (Silver Panda)39mm
King Turtle45mm
Power Reserve
Speedster (Silver Panda)40h
King Turtle41h
Water Resistance
Speedster (Silver Panda)30m
King Turtle200m
MSRP
Speedster (Silver Panda)$299
King Turtle$650
Full specifications
Case
6 specsCategory
Chronograph
Diver
Diameter
39mm
45mm
Thickness
12mm
13.2mm
Lug-to-Lug
46mm
47.7mm
Lug Width
20mm
22mm
Water Resistance
30m
200m
Crystal & Dial
2 specsAR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Miyota 6S21
4R36
Power Reserve
40h
41h
Jewels
25
24
Pricing
1 specsMSRP
$299
$650
Follow this matchup
Get a note when Helgray Speedster (Silver Panda) vs Seiko King Turtle gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Helgray Speedster (Racing Light Blue)vsSeiko King TurtleSeiko King TurtlevsHelgray Superfast - Rose Gold PandaSeiko King TurtlevsHelgray Superfast Automatic - Silver PandaSeiko King TurtlevsStudio Underd0g Goofy Panda (Gen3)Helgray Speedster (Silver Panda)vsSpinnaker Wreck AutomaticHelgray Speedster (Silver Panda)vsZelos Thresher 44