Side by side
Naga Watches SpirevsTudor Black Bay 58
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Spire39mm
Black Bay 5839mm
Power Reserve
Spire—
Black Bay 5865h
Water Resistance
Spire100m
Black Bay 58200m
MSRP
Spire$853
Black Bay 58$5,350
Full specifications
Case
7 specsCategory
—
Diver
Thickness
9.9mm
11.7mm
Lug-to-Lug
—
46mm
Lug Width
—
20mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
100m
200m
Caseback
Solid
Solid screw-down
Crystal & Dial
3 specsCrystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
White
Black
Movement
6 specsCaliber
Miyota 9039
MT5400-U
Beat Rate
28,800 vph
0 vph
Power Reserve
—
65h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
—
$5,350
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