Side by side

Longines HYDROCONQUESTvsLongines MASTER COLLECTION MOONPHASE

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

HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,000
MASTER COLLECTION MOONPHASE
LonginesMASTER COLLECTION MOONPHASE
MSRP $3,450

At a glance

14 of 29 specs differ
Diameter
HYDROCONQUEST41mm
MASTER COLLECTION MOONPHASE40mm
Power Reserve
HYDROCONQUEST72h
MASTER COLLECTION MOONPHASE72h
Water Resistance
HYDROCONQUEST300m
MASTER COLLECTION MOONPHASE30m
MSRP
HYDROCONQUEST$2,000
MASTER COLLECTION MOONPHASE$3,450

Full specifications

Case

7 specs
Category
Diver
Moonphase
Diameter
41mm
40mm
Thickness
11.9mm
11.1mm
Lug-to-Lug
53.5mm
47mm
Material
Ceramic
Stainless Steel
Water Resistance
300m
30m
Caseback
Transparent case back with sapphire crystal

Crystal & Dial

3 specs
Dial Color
Green
Blue
Indices
Diamond indexes
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
L888.5
L899.5
Beat Rate
0 vph
25,200 vph
Complications
None
Hours, minutes, seconds, moon phase display and date indicated by small hand at

Pricing

1 specs
MSRP
$2,000
$3,450

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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.

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.

Longines MASTER COLLECTION MOONPHASE

Owners widely praise the Longines MASTER COLLECTION MOONPHASE for its legible dial, romantic moonphase complication, and overall value for money. Reviewers note its classic design, barleycorn guilloché dial, and Roman numerals. Some owners find the strap superb, while others mention the cut-off Roman numeral six as a potential drawback. The watch has a 3 bar water resistance, limiting its use to drier environments, and the complete calendar requires manual adjustment for shorter months. On balance, the consensus is that the Longines MASTER COLLECTION MOONPHASE is highly regarded for its attractive dial and complication at its price point.

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