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Round blue-dial Seiko 5 automatic watch on stainless steel bracelet with deployment clasp

Seiko

Seiko 5 SNXS77J1 Automatic 21 Jewels Blue Dial 36.00 mm

SKU CH-HX5A-Q5V2N

Automatic 21-jewel movement in a 36.00 mm stainless steel case with blue dial, Hardlex crystal, day-date display and 30 m water resistance

  • Watch movementAutomatic
  • Product shapeRound
  • Watch face colorBlue
  • Dial markingsIndex
  • Display typeAnalog
  • Strap materialStainless Steel
  • Automatic 7S26 movement with 21 jewels for reliable timekeeping
  • Japan-made construction ensures quality craftsmanship
  • 30 m water resistance suits daily wear and light splashes
  • Stainless steel case and bracelet with deployment clasp for secure fit
  • Blue dial with day-date display and Hardlex crystal for clear readability

36 mm Automatic Dress Watch

The Seiko 5 SNXS77J1 is a 36.00 mm stainless-steel watch with an automatic 7S26 calibre and 21 jewels. A blue dial with index markers and a day-date window sits under Hardlex crystal. The integrated bracelet secures with a deployment clasp.

Compatibility Check

Verify that a 36.00 mm case diameter suits your wrist and that 30 m water resistance matches your daily exposure. The fixed bezel and pull-push crown mean no rotating timing function or screw-down crown. Automatic winding requires regular wear or a winder to stay running.

Upgrade Context

This model replaces a quartz dress watch or an older automatic lacking a day-date complication. The jump is worth it when you want Japanese-made mechanical movement, a vintage-inspired 60 mm heritage size and a steel bracelet without stepping to a higher-priced tier.

How it compares

Measured against everything we stock in Analog & Digital Wristwatches, at today’s prices. Recalculated every night.

Price $156.99
Pricier than about 58% of the 2,679 comparable items (median $130.99).

Specifications

Product
Brand nameSeiko
Design styleDress
Watch face colorBlue
Item conditionNew
Display
Display typeAnalog
Size & build
Main materialStainless Steel
Product shapeRound
Strap materialStainless Steel
Closure typeDeployment Clasp
Bezel typeFixed Bezel
Case constructionPull/Push Crown
Housing materialStainless Steel
Case size36 mm
Watch glassHardlex Crystal
Environment & compliance
Water resistance30m
More details
Watch movementAutomatic
Dial markingsIndex
Suitable forMale

Questions about this item

Does the box include the stainless-steel bracelet or must a strap be purchased separately?

The watch ships on its integral stainless-steel bracelet with a deployment clasp; no additional strap is required.

Should I choose the SNXS77J1 over other Seiko 5 references for the 7S26 calibre and 21 jewels?

This reference uses the 7S26 automatic calibre with 21 jewels, a proven Japanese movement that powers the day-date display.

What does the 30 m water-resistance rating mean for daily wear?

It protects against splashes, rain and hand-washing but is not suitable for swimming or diving.

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