Side by side
Sugess Chrono Master S438vsBoldr The T Rex By Boldr X Nitecore
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Chrono Master S43840mm
The T Rex By Boldr X Nitecore40mm
Power Reserve
Chrono Master S43835h
The T Rex By Boldr X Nitecore40h
Water Resistance
Chrono Master S4385m
The T Rex By Boldr X Nitecore200m
MSRP
Chrono Master S438$549
The T Rex By Boldr X Nitecore$499
Full specifications
Case
5 specsCategory
Chronograph
Diver
Thickness
12mm
12.3mm
Lug Width
22mm
20mm
Water Resistance
5m
200m
Caseback
Display
Solid
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
S438 White
T-Rex by BOLDR x Nitecore
Lume
None
Super-LumiNova
Movement
5 specsCaliber
ST19
Seiko NH35A
Type
Manual
Automatic
Beat Rate
3 vph
28,800 vph
Power Reserve
35h
40h
Complications
GMT, Chronograph, Moonphase, Power reserve indicator
None
Pricing
1 specsMSRP
$549
$499
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