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 $3,500

At a glance

10 of 29 specs differ
Diameter
HYDROCONQUEST41mm
MASTER COLLECTION MOONPHASE34mm
Power Reserve
HYDROCONQUEST72h
MASTER COLLECTION MOONPHASE
Water Resistance
HYDROCONQUEST300m
MASTER COLLECTION MOONPHASE30m
MSRP
HYDROCONQUEST$2,000
MASTER COLLECTION MOONPHASE$3,500

Full specifications

Case

6 specs
Category
Diver
Moonphase
Diameter
41mm
34mm
Thickness
11.9mm
11.2mm
Lug-to-Lug
53.5mm
49.7mm
Material
Ceramic
Stainless Steel
Water Resistance
300m
30m

Crystal & Dial

1 specs
Dial Color
Green
Silver

Movement

2 specs
Caliber
L888.5
L899.5
Power Reserve
72h
0h

Pricing

1 specs
MSRP
$2,000
$3,500

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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 beautiful, legible, and mesmerizing dial, with one owner noting it balances class and complexity. The watch offers old-world charm and a romantic moonphase complication, with the Caliber L899 movement providing a 64-hour power reserve. Some owners find the $3k price point high, suggesting better value exists elsewhere, while others acquired it for around $1700 USD. One owner notes the 40mm size is a perfect fit for a 6.75-inch wrist, though its limited water resistance makes it unsuitable for adventurous wear. On balance, the consensus is that the Longines Master Collection Moonphase is highly regarded for its classic design and attractive moonphase complication at its price point.

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