Side by side

Islander Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63vsLongines HYDROCONQUEST

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

Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63
IslanderIslander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63
MSRP $429
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,350

At a glance

16 of 29 specs differ
Diameter
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-6338mm
HYDROCONQUEST39mm
Power Reserve
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63
HYDROCONQUEST40h
Water Resistance
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63200m
HYDROCONQUEST300m
MSRP
Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63$429
HYDROCONQUEST$2,350

Full specifications

Case

7 specs
Diameter
38mm
39mm
Thickness
13mm
12.2mm
Lug-to-Lug
44.5mm
48.1mm
Lug Width
20mm
19mm
Finish
Brushed and polished
Water Resistance
200m
300m
Caseback
Engraved screw-in back
Solid

Crystal & Dial

4 specs
Crystal Shape
Double Domed
Flat
AR Coating
Yes
Inner
Dial Color
Grey
Indices
Applied

Movement

4 specs
Caliber
Seiko NH36
L888.5
Beat Rate
0 vph
28,800 vph
Power Reserve
0h
40h
Jewels
0
25

Pricing

1 specs
MSRP
$429
$2,350

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63

The Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 is praised for its screw pins, milled scissor clasp, and embossed ceramic bezel, offering excellent specifications for its price. Owners note its better alignment compared to some alternatives and appreciate its design inspiration. Overall, owners rate the Islander 38mm Automatic Dive Watch with Radiant Blue Dial #ISL-63 highly for its build features and value.

Longines HYDROCONQUEST

Owners widely praise the Longines HydroConquest's dial and finishing, with one owner finding it superior to a Rolex Submariner. The movement is noted as well-regulated, losing about 2 seconds per day. The watch is considered a versatile everyday or business-casual option, offering good value. However, owners criticize the bracelet for lacking tool-less micro-adjustment and describe winding the crown as a nuisance. Some in the line report tiny GMT markers that are difficult to read and the absence of a quick date adjust feature. Overall, owners rate the Longines HydroConquest highly for its finishing and value.

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