Side by side
Islander Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50vsTudor Black Bay 54
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-5043mm
Black Bay 5437mm
Power Reserve
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50—
Black Bay 5470h
Water Resistance
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50200m
Black Bay 54200m
MSRP
Islander 43mm Automatic Dual-Time Watch with Solid-Link Bracelet, AR Sapphire Crystal, and Luminous Sapphire Bezel Insert #ISL-50$399
Black Bay 54$4,725
Full specifications
Case
6 specsCategory
GMT
Diver
Diameter
43mm
37mm
Thickness
14mm
11.2mm
Lug Width
22mm
20mm
Finish
—
Polished + Satin
Caseback
Engraved screw-in back
Solid screw-down
Crystal & Dial
5 specsCrystal Shape
Flat
—
AR Coating
Yes
—
Dial Color
—
Blue
Indices
—
Applied
Lume
None
Super-LumiNova
Movement
4 specsCaliber
Seiko NH36
MT5400
Power Reserve
0h
70h
Hacking
Yes
No
Hand-winding
Yes
No
Pricing
1 specsMSRP
$399
$4,725
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