Aigi Watches Royal Danish Air ForcevsLongines HYDROCONQUEST
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Royal Danish Air Force

HYDROCONQUEST
Diameter
40mm
42mm
Lug-to-Lug
n/a
51.2mm
Thickness
11.3mm
lowest
11.7mm
Water Resistance
200m
300m
highest
Power Reserve
n/a
72h
MSRP
$858
lowest
$2,200
Movement
Sellita SW200-1
Longines L888
Case
5 specsCrystal & Dial
3 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Aigi Royal Danish Air Force is appreciated for its unique antenna dome dial, which one owner finds thematically linked to the seconds hand and evocative of looking out an airplane window. Owners note its on-paper specifications and value for the price. However, some find its 43mm case size and 49mm lug-to-lug measurement chunky, and there is uncertainty about Aigi's quality due to a lack of online reviews and videos. On balance, owners rate the Aigi Royal Danish Air Force as a decent option for its price, primarily due to its unique dial design.
Owners widely praise the Longines HYDROCONQUEST for its excellent value and finishing, often comparing it favorably to higher-end watches, with many appreciating the vibrant dial colors and the reliable movement. The slide-lock bracelet extension is noted as a particularly well-executed and useful feature. However, opinions on the bezel are mixed; some owners report confident action with no play, while others describe it as scratchy, difficult to turn, and exhibiting play or springiness. The Longines HYDROCONQUEST is considered a strong entry-level Swiss diver offering significant value for money.
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