Side by side

Oris Big Crown DiamondsvsLongines HYDROCONQUEST

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

Big Crown Diamonds
OrisBig Crown Diamonds
MSRP $3,300
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,000

At a glance

20 of 29 specs differ
Diameter
Big Crown Diamonds34mm
HYDROCONQUEST41mm
Power Reserve
Big Crown Diamonds42 hoursh
HYDROCONQUEST72h
Water Resistance
Big Crown Diamonds50m
HYDROCONQUEST300m
MSRP
Big Crown Diamonds$3,300
HYDROCONQUEST$2,000

Full specifications

Case

9 specs
Category
Diver
Diameter
34mm
41mm
Thickness
11.9mm
Lug-to-Lug
53.5mm
Lug Width
17mm
21mm
Material
Stainless Steel
Ceramic
Finish
Water Resistance
50m
300m
Caseback

Crystal & Dial

4 specs
Crystal Shape
AR Coating
Underside
Dial Color
Black
Green
Indices

Movement

6 specs
Caliber
531
L888.5
Beat Rate
4 vph
0 vph
Power Reserve
42 hoursh
72h
Jewels
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$3,300
$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.

Oris Big Crown Diamonds

Owners widely praise the Oris Big Crown Diamonds for its timeless design, vintage charm, and recognizable details like cathedral hands and the pointer date function. Reviewers highlight the stunning gradient dial and the "Bullseye" tuxedo dial as particularly beautiful. The 38mm case is considered versatile, and the watch offers remarkable value. However, some owners note the standard Sellita movement has a short power reserve and plain finishing, and the strap is not durable. A reviewer points out slightly imperfect Super-LumiNova printing on the hour numerals, and one owner finds the two-tone bracelet overly flashy. On balance, owners and reviewers rate the Oris Big Crown Diamonds highly for its unique design and value at its price point.

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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