Side by side
Boldr Expedition EnigmathvsIslander Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Expedition Enigmath41mm
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-31140mm
Power Reserve
Expedition Enigmath42h
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311—
Water Resistance
Expedition Enigmath200m
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311200m
MSRP
Expedition Enigmath$599
Islander Bayport Automatic Dive Watch with Blue Wave Dial #ISL-311$399
Full specifications
Case
5 specsCategory
Tool
Diver
Diameter
41mm
40mm
Thickness
12.8mm
13.5mm
Lug-to-Lug
47.5mm
48mm
Finish
Brushed and polished
—
Crystal & Dial
4 specsAR Coating
Yes
Yes
Dial Color
Enigmath Coconino
—
Indices
Applied
—
Lume
Super-LumiNova
None
Movement
4 specsCaliber
Miyota 9039,
Seiko NH35
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
0h
Jewels
25
0
Pricing
1 specsMSRP
$599
$399
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