

⌚ Elevate your time game with Seiko’s SSK023 — where sport meets sophistication.
The Seiko SSK023 is a premium men's sports watch featuring a stainless steel case, a GMT function with a distinctive red hand for dual time zone tracking, and a thick curved crystal glass for enhanced durability. Powered by an automatic self-winding movement with manual winding capability, it offers luminous hands and indexes for visibility in low light, plus water resistance up to 100 meters and magnetic resistance, making it a reliable companion for both business travel and active lifestyles.












| ASIN | B0D3WBXVP9 |
| ASIN | B0D3WBXVP9 |
| Age Range Description | Adult |
| Band Color | Gray |
| Band Width | 20 |
| Bands | 1 |
| Best Sellers Rank | #220,854 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #698 in Men's Wrist Watches |
| Brand Name | SEIKO |
| Case Diameter | 39.4 |
| Case Material Type | Stainless Steel |
| Case Thickness | 13.6 |
| Clasp Type | Buckle |
| Closure Type | Buckle |
| Crystal | Crystal |
| Customer Reviews | 4.5 4.5 out of 5 stars (84) |
| Date First Available | May 10, 2024 |
| Department | mens |
| Dial Color | Black |
| Embellishment Feature | Crystal |
| Face Style | Sporty |
| Included Components | User Manual |
| Item Weight | 0.27 Kilograms |
| Item model number | SSK023 |
| Manufacturer | SEIKO |
| Manufacturer | SEIKO |
| Manufacturer Warranty Description | 1 Year Manufacturer |
| Model Name | SSK023 |
| Model Number | SSK023 |
| Power Source | Self-Winding |
| Product Dimensions | 4.9 x 3.4 x 4 inches; 9.52 ounces |
| Shape | Round |
| Sport Type | Walking |
| Strap Type | Bracelet |
| Style Name | Casual |
| UPC | 029665224217 |
| Warranty Type | Limited |
| Water Resistance Depth | 100 Meters |
| Water Resistance Level | Water Resistant |
R**H
**Fantastic GMT field watch , punches way above its price!**
**5.0 out of 5 stars** **Fantastic GMT field watch , punches way above its price!** I picked up the Seiko 5 Sports SSK023 (black dial GMT) and I'm absolutely thrilled with it. This thing is a sleeper hit – great build, super versatile, and it looks sharp on the wrist. Right out of the box, the watch feels solid: 39.4mm case is perfect (not too big, not too small), the curved Hardlex crystal has a nice vintage vibe, and the LumiBrite on the hands and markers glows like crazy at night. The fixed five-sided GMT bezel gives it that tool-watch character, and the red GMT hand pops beautifully against the black dial. It's a caller GMT (using the 4R34 movement), but for travel or tracking a second zone, it works flawlessly. Where it really shines for me is the timekeeping. Mine has been running **extremely accurately** staying within a couple seconds per day, which is honestly comparable to my Rolex Explorer II GMT in real-world use. I was pleasantly surprised; no big swings like some cheaper automatics. Power reserve is solid at around 41 hours, and it hacks and hand-winds smoothly. The only minor thing (and it's not really a complaint) is that I swapped the stock bracelet almost immediately for an aftermarket solid clasp and solid end-link oyster-style bracelet from Long Island Watch shop. They make a custom one specifically fitted for the SSK023 (20mm lug width), and wow – what a difference! The stock one is decent, but the Islander oyster upgrade feels more premium, hugs the wrist better, and gives it that classic Rolex-ish polish without breaking the bank. Highly recommend if you're picky about bracelets. Overall, this is one of the best value watches I've owned. Great for everyday wear, looks good dressed up or casual, and the GMT function is actually useful. If you're looking for an affordable, reliable field GMT that doesn't scream "budget," grab this one you won't regret it. Highly recommend!
C**D
Great watch
Great watch, built like a rock, great price, fast delivery. Highly Recommend. CTW
A**R
It’s a banger
If you’re thinking about buying it, just do it You won’t regret it, I was on the fence and now I can’t stop staring at it. Punches above its value for money and great quality. Can’t go wrong with Seiko man
A**N
Stylish and Functional, but Visibility Could Be Better
I’ve been wearing this Seiko 5 GMT for a few days now, and overall I really like it. I’ve always been a big Seiko fan and couldn’t resist this one. Pros: • Sleek, modern design that looks great on the wrist • Keeps accurate time right out of the box • The GMT feature is a standout—I love being able to track a second time zone Cons: • The face is smaller than I expected based on the photos • The convex crystal and deep-set dial make it tough to read at certain angles • The crystal is highly reflective, so visibility can be a challenge in bright light or uneven lighting It’s still a solid everyday watch, especially if you appreciate mechanical timepieces and need the second time zone. Just be aware that legibility might take a hit in some conditions.
G**N
Loved it!
Very nice! It was very useful to see my time at home in US when I flew to Japan on business!
C**B
Nice watch. Like the GMT function.
My fifth Seiko. All of them still work, even the dive watch I purchased in 1975. Can’t go wrong with a Seiko.
S**N
Watch Sizing Alert – Appears Smaller in Real Life
This watch is a good deal if bought on sale. It’s easy to set, well-built, and the dial has great visibility, similar to a pilot’s watch. However, pay close attention to sizing — it appears smaller in real life than in photos. On my 7-inch wrist, it fits fine but looks undersized. Without the size issue, it’s a 4-star watch, but the smaller appearance drops it to 3.5 stars.
M**A
Like a Rolex Explorer II for $10,000 LESS!
I'm a watch collector with about 25 watches including Rolex and Breitling, but this Seiko has become one of my favorite "go-to" watches. I love the GMT complication with the fixed bezel since I almost never rotate the bezel on my other GMT watches anyway (tracking 2 time zones is plenty for me). The bracelet is also high quality and very comfortable once sized properly. I highly recommend this watch to anyone looking for a good, rugged, every day watch.
Trustpilot
1 day ago
2 weeks ago