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Seiko 5 Sports SRPD55K1 vs Seiko SKX007 (Reissue)

Seiko 5 Sports SRPD55K1 ($250) vs Seiko SKX007 (Reissue) ($499) — side-by-side specs, weight, pros and cons to help you pick the right automatic.

Seiko
5 Sports SRPD55K1
$250
Best Value Automatic
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Seiko
SKX007 (Reissue)
$499
Classic
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Spec-by-spec
SpecSeiko 5 Sports SRPD55K1Seiko SKX007 (Reissue)
Price$250$499
Weight155g135g
Movement4R36 (24 jewels, 41h reserve)Seiko 4R35
WR100m
Case41mm stainless
CrystalHardlex
FeaturesDay-Date
BraceletStainless oyster
Water Resistance200m
Case Diameter42mm
Lug to Lug46mm
Pros & Cons

Seiko 5 Sports SRPD55K1

  • $250 for a real automatic
  • 100m water resistant
  • Day-Date at this price
  • 24j movement visible caseback
  • Massive variant ecosystem
  • Hardlex (not sapphire) crystal
  • Bracelet finishing is basic
  • 4R36 accuracy ±10s/day

Seiko SKX007 (Reissue)

  • Diver classic
  • Legendary reliability
  • Aftermarket friendly
  • Hardlex not sapphire
  • Case still chunky
Seiko 5 Sports SRPD55K1 is the better value at $250. If weight matters most, Seiko SKX007 (Reissue) carries lighter at 135g. Both are part of our curated automatic index — tap through to check current pricing.
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