Side by side
Borealis Watch Co. Caloura 300mvsStraton Straton Syncro Sports day/date Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
Caloura 300m42mm
Straton Syncro Sports day/date Automatic40mm
Power Reserve
Caloura 300m40h
Straton Syncro Sports day/date Automatic—
Water Resistance
Caloura 300m300m
Straton Syncro Sports day/date Automatic200m
MSRP
Caloura 300m$275
Straton Syncro Sports day/date Automatic$499
Full specifications
Case
9 specsCategory
Diver
Chronograph
Diameter
42mm
40mm
Thickness
13.9mm
13mm
Lug-to-Lug
44.20mm
49mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
—
Water Resistance
300m
200m
Caseback
Solid
—
Crystal & Dial
5 specsCrystal Shape
Flat
—
AR Coating
Inner
Yes
Dial Color
Black
—
Indices
Applied
—
Lume
BGW9
None
Movement
4 specsCaliber
NH35
NH36
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Pricing
1 specsMSRP
$275
$499
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