Side by side
Borealis Watch Co. JamantavsStraton Straton Curve Chrono MKII
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
20 of 29 specs differDiameter
Jamanta42.50mm
Straton Curve Chrono MKII42mm
Power Reserve
Jamanta40h
Straton Curve Chrono MKII—
Water Resistance
Jamanta300m
Straton Curve Chrono MKII100m
MSRP
Jamanta$415
Straton Curve Chrono MKII$1,099
Full specifications
Case
9 specsCategory
Diver
Chronograph
Diameter
42.50mm
42mm
Thickness
13.30mm
13.9mm
Lug-to-Lug
50.40mm
47.4mm
Lug Width
22mm
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
—
Water Resistance
300m
100m
Caseback
Solid
Stamped Design with Wheel
Crystal & Dial
5 specsCrystal Shape
Flat
Domed
AR Coating
Inner
Yes
Dial Color
Black
—
Indices
Applied
—
Lume
BGW9
None
Movement
5 specsCaliber
Miyota 9015
NE86
Type
Automatic
Quartz
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Pricing
1 specsMSRP
$415
$1,099
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