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Seiko

Seiko SPB149J1 Prospex Sea Automatic Diver 40.5 mm Watch

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Seiko SPB149J1 Prospex Sea Automatic Diver 40.5 mm Watch
Seiko SPB149J1 Prospex Sea Automatic Diver 40.5 mm Watch

Seiko

SPB149J1

Japanese precision, designed for real life.

Signature details

Seiko SPB149J1 Prospex Sea Automatic Diver 40.5 mm Watch

SPB149J1 gives Seiko's Prospex – Sea collection a distinct identity, pairing a dial with a 40.5 mm stainless steel case. SPB149J1 carries its design beyond the dial through curved sapphire crystal and a stainless-steel bracelet, keeping the exterior cohesive.

SPB149J1 is powered by an automatic movement with manual winding, built around caliber Seiko 6R35 with approximately 70 hours of power reserve; water resistance is rated at 200 m / 660 ft. SPB149J1 pairs a serious dive-watch foundation with enough visual control to remain useful well beyond the water.
200 m / 660 ft Diver's Curved Sapphire Crystal Approx. 70 Hours

The details

SPB149J1, at a glance.

Dimensions

Case diameter
40.5 mm
Case thickness
13.2 mm
Lug width
20 mm

Materials and finish

Case material
Stainless Steel
Crystal
Curved Sapphire Crystal
Bracelet or strap
Stainless Steel Bracelet

Movement

Movement type
Automatic with Manual Winding
Caliber
Seiko 6R35
Accuracy
+25 / -15 Seconds per Day
Power reserve
Approx. 70 Hours
Water resistance
200 m / 660 ft Diver's

The movement

Seiko 6R35

Automatic with Manual Winding

Approx. 70 HoursPower reserve
+25 / -15 Seconds per DayAccuracy

Learn more

The finer details

Full specifications

Seiko SPB149J1 is a new unisex watch from the Prospex – Sea family, powered by an automatic with manual winding movement and finished with a 40.5 mm case. Its balanced specification makes it suitable for regular wear while retaining the defining details of this reference.

The movement specification includes Seiko caliber 6R35; Automatic with Manual Winding; power reserve: Approx. 70 Hours; rated accuracy: +25 / -15 Seconds per Day; functions: Stop Second Hand Function, Date Display. Exterior and performance details include curved sapphire crystal, stainless steel bracelet, 200 m / 660 ft Diver's water resistance.

Movement and functions

  • Caliber: Seiko 6R35
  • Movement: Automatic with Manual Winding
  • Accuracy: +25 / -15 Seconds per Day
  • Power Reserve: Approx. 70 Hours
  • Jewels: 24 Jewels
  • Functions: Stop Second Hand Function, Date Display

Case and dimensions

  • Case Material: Stainless Steel
  • Case Diameter: 40.5 mm
  • Case Thickness: 13.2 mm
  • Lug-to-Lug: 47.6 mm
  • Lug Width: 20 mm
  • Bezel: Unidirectional Rotating Bezel
  • Crown: Screw-Down Crown
  • Case Back: Screw Case Back with Serial Number Engraving

Dial, crystal and display

  • Crystal: Curved Sapphire Crystal
  • Crystal Coating: Anti-Reflective Coating on Inner Surface
  • LumiBrite: LumiBrite on Hands, Indexes and Bezel

Bracelet or strap

  • Bracelet: Stainless Steel Bracelet
  • Clasp: Three-Fold Clasp with Secure Lock, Push-Button Release and Extender
  • Additional Strap: Silicone Strap Included

Performance and features

  • Collection: Prospex – Sea
  • Edition: 55th Anniversary Limited Edition
  • Limited Production: 5,500 Pieces Worldwide
  • Water Resistance: 200 m / 660 ft Diver's

Condition and included items

  • Condition: New
  • Included: Watch, presentation box, supplied manuals and warranty documentation.
Delivery and presentation
Free ShippingComplimentary shipping on this watch.
8-9 Business DayEstimated delivery window after dispatch.
Dispatch 36 HoursPrepared and dispatched within 36 hours.

Good to know

A few things you might still wonder

Is this watch new?

Yes. This watch is supplied in new condition with its presentation materials.

What is included?

The watch arrives with its presentation box, supplied manuals and warranty documentation.

How should I care for the watch?

Keep the watch clean and dry after wear, follow the manufacturer guidance and service it at the recommended intervals.