Side by side
Helgray Speedster (Racing Light Blue)vsTudor Black Bay Chrono
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Speedster (Racing Light Blue)39mm
Black Bay Chrono41mm
Power Reserve
Speedster (Racing Light Blue)40h
Black Bay Chrono70h
Water Resistance
Speedster (Racing Light Blue)30m
Black Bay Chrono200m
MSRP
Speedster (Racing Light Blue)$299
Black Bay Chrono$7,000
Full specifications
Case
6 specsDiameter
39mm
41mm
Thickness
12mm
14.4mm
Lug Width
20mm
22mm
Finish
Brushed and polished
Brushed + Polished + Satin
Water Resistance
30m
200m
Caseback
Solid
Solid screw-down
Crystal & Dial
3 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Indices
Applied
—
Movement
7 specsCaliber
Miyota 6S21
MT5813
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Chronograph, Date
Pricing
1 specsMSRP
$299
$7,000
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