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Longines HydroConquest 41mm vs Grand Seiko SBGA413 Shunbun

Longines HydroConquest 41mm ($1,050) vs Grand Seiko SBGA413 Shunbun ($6,100) — side-by-side specs, weight, pros and cons to help you pick the right automatic diver.

Longines
HydroConquest 41mm
$1,050
Swiss Luxury Value
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Grand Seiko
SBGA413 Shunbun
$6,100
Grail
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Spec-by-spec
SpecLongines HydroConquest 41mmGrand Seiko SBGA413 Shunbun
Price$1,050$6,100
Weight155g160g
MovementL888.4 COSC certified9R65 Spring Drive
Reserve50h power
BezelCeramic insert
CrystalSapphire with AR
WR300m
Weight155g
Water Resistance100m
Case Diameter40.2mm
Power Reserve72h
Pros & Cons

Longines HydroConquest 41mm

  • COSC certified movement accuracy
  • Ceramic bezel scratch resistant
  • 300m serious dive watch
  • 50h reserve practical
  • Longines 185yr pedigree
  • $1,050 significant commitment
  • Mid-size at 41mm (some want bigger)
  • Not as sporty as Seiko alternatives

Grand Seiko SBGA413 Shunbun

  • Spring Drive magic
  • Iconic dial
  • Zaratsu finishing
  • Very expensive
  • Thick case
Longines HydroConquest 41mm is the better value at $1,050. Both are part of our curated automatic diver index — tap through to check current pricing.
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