Side by side
POLPORA POLPORA ChrobryvsTudor Black Bay 58 18K
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
POLPORA Chrobry40.3mm
Black Bay 58 18K39mm
Power Reserve
POLPORA Chrobry45h
Black Bay 58 18K70h
Water Resistance
POLPORA Chrobry50m
Black Bay 58 18K200m
MSRP
POLPORA Chrobry$2,433
Black Bay 58 18K$22,550
Full specifications
Case
8 specsCategory
—
Diver
Diameter
40.3mm
39mm
Thickness
11.5mm
12.7mm
Lug-to-Lug
47mm
46mm
Material
Stainless Steel
18k Yellow Gold
Finish
Brushed and polished
Satin
Water Resistance
50m
200m
Caseback
Solid
Solid screw-down
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Black
Green
Indices
Applied
—
Movement
6 specsCaliber
Sellita SW270-1
MT5400
Beat Rate
28,800 vph
0 vph
Power Reserve
45h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
$2,433
$22,550
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