Side by side

Circula Watches AquaSport GMTvsTudor Black Bay 58 18K

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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AquaSport GMT
Circula WatchesAquaSport GMT
Black Bay 58 18K
TudorBlack Bay 58 18K
MSRP $22,550
Buy from Circula Watches ↗
Buy used on eBay ↗
Buy from Tudor ↗
Buy used on eBay ↗

At a glance

17 of 29 specs differ
Diameter
AquaSport GMT40mm
Black Bay 58 18K39mm
Power Reserve
AquaSport GMT56h
Black Bay 58 18K70h
Water Resistance
AquaSport GMT200m
Black Bay 58 18K200m
MSRP
AquaSport GMT—
Black Bay 58 18K$22,550

Full specifications

Case

6 specs
Category
—
Diver
Diameter
40mm
39mm
Thickness
12.6mm
12.7mm
Material
Stainless Steel
18k Yellow Gold
Finish
Brushed and polished
Satin
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Blue
Green
Indices
Applied
—

Movement

6 specs
Caliber
Sellita SW330-2
MT5400
Beat Rate
28,800 vph
0 vph
Power Reserve
56h
70h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
—
$22,550
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