Head to head
Longines HydroConquest 39mm Bleu vs Squale Sub-39 GMT Vintage
Two automatic watches from different brands, €70 apart, recorded at Tempus on 12 November 2026.
What the spec sheets say
The Longines HydroConquest 39mm Bleu leads on 0 points, the Squale Sub-39 GMT Vintage on 1 (price at our check).
- Choose the Longines HydroConquest 39mm Bleu if you prefer its brand or its design: the spec sheet gives it no edge.
- Choose the Squale Sub-39 GMT Vintage if you want to pay less (a €70 gap).
Line by line
CriterionLonginesSquale
Price at our check€2,150€2,080Advantage
MovementAutomaticAutomatic
Calibre—Sellita SW 330-1
CrystalSapphireSapphire
Water resistance300 m300 m
Diameter39 mm40 mm
Comparison based on the retailer’s spec sheets, without handling the watches. Criteria with no objective winner (diameter, calibre) are left undecided.
Questions
Short answers
Which is cheaper, the Longines HydroConquest 39mm Bleu or the Squale Sub-39 GMT Vintage?
The Squale Sub-39 GMT Vintage, at €2,080 against €2,150 at our check on 12 November 2026.
Which is more water-resistant?
Neither: both are water-resistant to 300 m.
Do they have the same crystal?
Yes, a sapphire crystal on both.