Side by side

Seiko 5 Sports SKX seriesvsLongines HYDROCONQUEST

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

5 Sports SKX series
Seiko5 Sports SKX series
MSRP $315
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,000

At a glance

22 of 29 specs differ
Diameter
5 Sports SKX series28mm
HYDROCONQUEST41mm
Power Reserve
5 Sports SKX series40h
HYDROCONQUEST72h
Water Resistance
5 Sports SKX series100m
HYDROCONQUEST300m
MSRP
5 Sports SKX series$315
HYDROCONQUEST$2,000

Full specifications

Case

9 specs
Category
Sport
Diver
Diameter
28mm
41mm
Thickness
11.2mm
11.9mm
Lug-to-Lug
33.1mm
53.5mm
Lug Width
14mm
21mm
Material
Stainless Steel
Ceramic
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

6 specs
Crystal
Hardlex
Sapphire
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Green
Indices
Applied
Lume
LumiBrite on hands and index(es)
None

Movement

6 specs
Caliber
2R06
L888.5
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
72h
Jewels
21
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$315
$2,000

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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.

Seiko 5 Sports SKX series

Owners widely praise the Seiko 5 Sports SKX series for its iconic dive watch design, robust build, and excellent value, with many appreciating its timeless styling and tool-like character. The movement, while basic, is noted as offering hacking and hand-winding capabilities, and accuracy varies, with many owners reporting +/-5 to 10 seconds per day despite the movement's potential for +/-40 seconds. Some owners find the original SKX models heavier and bulkier than newer iterations, while others critique the lack of a screw-down crown and ISO rating on the newer Seiko 5 Sports SKX series, deeming it less of a serious tool watch. Overall, owners rate the Seiko 5 Sports SKX series highly for its enduring design and value proposition as a robust, everyday watch.

Longines HYDROCONQUEST

Owners widely praise the Longines Hydroconquest for its attractive sunburst blue dial and accurate timekeeping, with one owner reporting a loss of only 2 seconds per day. However, the bracelet is frequently criticized for lacking micro-adjustments and having pinch-prone links, and the screw-down crown is noted as inconvenient and difficult to operate by multiple owners. Some owners also flag the bezel action as ratchety with back play, and one owner found the lugs sharp and the overall design uncomfortable, leading them to sell the watch. On balance, owners appreciate the Longines Hydroconquest's aesthetic appeal and value, despite significant reservations about its bracelet and crown usability.

From video reviewers

The bezel action is praised for its smooth and precise rotation. Lume brightness is a shared weakness, found to be somewhat lacking. Reviewers disagreed on the watch's value proposition compared to alternatives.

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