StoreDeal.ai store
Shop
  • Deals
  • Deal checker
  • Black Friday
  • Buying guides
  • Brands
  • Stores
Travel
  • Flight deals
  • Hotel deals
Company
  • Research
  • Press
  • Use in AI assistants
  • Contact
  • deal.ai apps
Black Friday 2026
  • Walmart
  • Best Buy
  • Target
  • TVs
  • Laptops
  • Headphones
  • Apple
  • Gaming
  • Vacuums
  • Kitchen
  • Toys
  • Smartwatches
  • Tablets
  • Furniture
  • Mattresses
© Deal.ai Inc.·2222 Ponce de Leon Blvd, Miami, FL 33134·support@deal.ai
TermsPrivacy
Deal.ai › Seiko
Seiko
Seiko 5 SNK371K1 Automatic

Seiko 5 SNK371K1 Automatic

Best price now

$117.00at Jamwatches & Co.Checked Nov 10

Prices are checked against each store and labelled with when.

Visit Jamwatches & Co.

Ask our agent about this product

It checks today's price at every store, compares the alternatives and answers in about a minute.

Enter to send, Shift+Enter for a new line

Price facts

  • Last seen at $117.00 at Jamwatches & Co. on Nov 10.

Our take on the Seiko 5 SNK371K1 Automatic

The Seiko 5 SNK371K1 is a compact automatic field-style watch with a 37 mm stainless steel case, a blue dial with day and date, and a matching steel bracelet. It runs Seiko's 7S26 automatic caliber, a 21-jewel workhorse with no hand-winding and no hacking. Its small case and simple dial make it one of the easiest entry points into mechanical watches, and it undercuts most Swiss automatics on features per dollar. Owners like the size and the see-through case back; the common complaints are the mineral crystal, modest 30 m water resistance and the bracelet's folded links.

Best forFirst mechanical watch buyersSmall and average wristsEveryday office and casual wearBudget-minded collectors
Pros
  • Compact 37 mm case wears well on smaller wrists
  • Seiko 7S26 automatic movement with 21 jewels
  • Day and date display at 3 o'clock
  • Luminous hands and markers
  • Transparent case back shows the movement
  • Full stainless steel case and bracelet
Cons
  • No hand-winding and no hacking seconds
  • Mineral crystal scratches more easily than sapphire
  • 30 m water resistance is splash-proof only
  • Bracelet uses folded links and a basic clasp
  • 7S26 accuracy is modest and varies by position

Seiko 5 SNK371K1 Automatic prices at every store

  • Jamwatches & Co.New

    In stockShips from Indonesia · duties may applyReturn policy

    $117.00Checked Nov 10
    Visit Jamwatches & Co.

What reviewers say

Owners treat the SNK371K1 as a dependable, inexpensive automatic that punches above its class. Praise centers on the small case size, the legible blue dial and the charm of a mechanical movement at this level. Criticism focuses on the mineral crystal, the light water resistance and the hollow-feeling bracelet.

What people mention
  • Case sizePraisedOwners say the 37 mm case fits smaller wrists well and wears comfortably all day.
  • MovementMixedThe 7S26 is called reliable and charming, but owners note it cannot be hand-wound or hacked.
  • CrystalCriticisedReviewers report the mineral crystal scratches more easily than sapphire.
  • BraceletCriticisedThe steel bracelet is described as light with folded links that rattle.
  • Water resistanceCriticisedOwners say 30 m is enough for splashes but not for swimming.
  • LegibilityPraisedThe blue dial with day and date and luminous markers is called easy to read.

From Jamwatches & Co.

  • Automatic movement with 21 jewels, Cal. 7S26
  • 37 mm case diameter without crown
  • Stainless steel case and stainless steel bracelet
  • Blue dial with day-date display
  • Hardlex crystal
  • Water resistant to 30 m
Materials
Stainless steel case and bracelet; Hardlex crystal
Fit
Case diameter 37 mm without crown; case thickness 11 mm; lug width 20 mm
Shipping
Shipping calculated at checkout

About the Seiko 5 SNK371K1 Automatic

The Seiko 5 SNK371K1 is a men's automatic watch with a blue dial and a day and date display. It is powered by the Seiko 7S26 automatic movement with 21 jewels. The case back is transparent.

The case and bracelet are stainless steel, and the crystal is Hardlex. The hands and markers are luminous, and the crown sits at the 4 o'clock position. The bracelet closes with a fold-over clasp with push button.

Series
Seiko 5
Model
SNK371K1
Movement
Automatic, Caliber 7S26, 21 jewels
Case size
37 mm without crown
Case thickness
11 mm
Lug width
20 mm
Case material
Stainless steel
Dial
Blue, with luminous hands and markers
Crystal
Hardlex (mineral) crystal
Calendar
Day and date display
Crown
At 4 o'clock
Case back
Transparent
Band
Stainless steel bracelet
Clasp
Fold-over clasp with push button
Water resistance
30 m

Specifications

Movement
AutomaticSource
Caliber
7S26Source
Jewels
21 JewelsSource
Case Size
37.00 mmSource

Questions and answers

Is the Seiko 5 SNK371K1 a good first automatic watch?
Yes. It is a simple, durable entry into mechanical watches with a proven Seiko movement. The trade-offs are the mineral crystal and limited water resistance.
Does the 7S26 movement hack or hand-wind?
No. The 7S26 cannot be hand-wound and the seconds hand does not hack when you set the time. It winds only through wear or a watch winder.
Can I swim with it?
No. Its 30 m rating covers splashes and brief hand washing, not swimming or showering.
What size wrists does the 37 mm case suit?
The 37 mm case and 20 mm lugs suit small to average wrists. Larger wrists may find it looks small.
Can I change the bracelet?
Yes. The 20 mm lug width takes most aftermarket straps and bracelets, and many owners swap to leather or nylon.
What is in the box?
The watch on its stainless steel bracelet, with the day and date already set. Box contents vary by seller.
Where is the Seiko 5 SNK371K1 Automatic cheapest?
At Jamwatches & Co., for $117.00, as of our latest check.

Shoppers also compared

  • S
    Seiko 5 Sports SRPD55
    Seiko 5 Sports SRPD55
  • S
    Seiko SSK003
    Seiko SSK003
  • S
    Seiko 5 Sports (SSK001K1)
    Seiko 5 Sports (SSK001K1)
  • S
    Seiko 5 Sports (SSK023)
    Seiko 5 Sports (SSK023)
  • S
    Seiko 5 Men's Day/Date Stainless Steel Automatic Watch SRPD51
    Seiko 5 Men's Day/Date Stainless Steel Automatic Watch SRPD51
  • S
    Seiko 5 Sports Style SRPD55K1
    Seiko 5 Sports Style SRPD55K1
  • S
    Seiko 5 Sports Automatic Orange Dial Silver Steel Strap Watch For Men SRPD59K1
    Seiko 5 Sports Automatic Orange Dial Silver Steel Strap Watch For Men SRPD59K1
  • S
    Seiko 5 Sports Automatic SRPD57K1
    Seiko 5 Sports Automatic SRPD57K1

More from Seiko

  • S
    Seiko 5 Sports GMT US Special Edition Automatic SSK021K1
    Seiko 5 Sports GMT US Special Edition Automatic SSK021K1
  • S
    Seiko 5 Sports SRPD93
    Seiko 5 Sports SRPD93
  • S
    Seiko 5 Sports Automatic SRPL55K1
    Seiko 5 Sports Automatic SRPL55K1
  • S
    Seiko 5 Sports SKX GMT Automatic SSK035K1
    Seiko 5 Sports SKX GMT Automatic SSK035K1
  • S
    Seiko 5 Sports SRPK18
    Seiko 5 Sports SRPK18
  • S
    Seiko 5 Automatic SRPK31
    Seiko 5 Automatic SRPK31
  • S
    Seiko 5 SNK610
Case Thickness
11.00 mmSource
Case Material
Stainless SteelSource
Dial Color
BlueSource
Crystal
Mineral CrystalSource
Water Resistance
30MSource
Calendar
Day and Date DisplaySource
Band Material
Stainless SteelSource
Clasp
Deployment ClaspSource
Seiko 5 SNK610
  • S
    Seiko 5 Small Automatic Mechanical SRPC63J1
    Seiko 5 Small Automatic Mechanical SRPC63J1
  • All Seiko deals and products →

    More men's automatic watches

    • S
      Seiko 5 Sports SNXS Series Automatic SRPK91K1
      Seiko 5 Sports SNXS Series Automatic SRPK91K1
    • S
      Seiko Men's 5 Sports Silver Stainless Steel Watch 38mm
      Seiko Men's 5 Sports Silver Stainless Steel Watch 38mm
    • S
      Seiko 5 Men's SNKL83 Automatic
      Seiko 5 Men's SNKL83 Automatic
    • S
      Seiko 5 Sport (SNZG11J1)
      Seiko 5 Sport (SNZG11J1)
    • S
      Seiko 5 Sports Automatic Black Dial Gold Steel Strap Watch For Men - SRPK18
      Seiko 5 Sports Automatic Black Dial Gold Steel Strap Watch For Men - SRPK18
    • S
      Seiko 5 Sports Automatic SKX Blue Dial Blue NATO Strap Watch For Men - SRPD51K2
      Seiko 5 Sports Automatic SKX Blue Dial Blue NATO Strap Watch For Men - SRPD51K2
    • S
      Seiko Dress (SRPH92K1)
      Seiko Dress (SRPH92K1)
    • S
      Seiko 5 Automatic Rare Vibrant Blue Sunburst Dial 801950 ( 7009-8190 )
      Seiko 5 Automatic Rare Vibrant Blue Sunburst Dial 801950 ( 7009-8190 )