SEIKO 5 SPORTS SSK001K1 AUTOMATIC G.M.T. MEN WATCH

Seiko SSK001K1 — 5 Sports SKX GMT Black Automatic

The Seiko SSK001K1 is the black-dial expression of the Seiko 5 Sports SKX GMT — the most traditional, most tool-watch colourway in the family. Same 4R34 automatic GMT calibre, same 42.5 mm case at 13.5 mm thick, same two-way rotating bezel, same Hardlex crystal, same LumiBrite, same 10 bar (100 metres) water resistance as its siblings the SSK003K1 (blue) and SSK005K1 (orange). Black is the original sport-watch dial colour — it provides the highest contrast for LumiBrite markers, the most legible readout in any lighting condition, and the most versatile backdrop for both casual and dressed-up contexts.

Key Features

• Seiko 4R34 automatic GMT calibre — approx. 41-hour power reserve, hand-winding capability, see-through case back
• GMT function — 24-hour hand tracks a second timezone; two-way rotating bezel enables a third timezone
• Black dial with baton indices — the highest-contrast, most legible, most versatile colour in the SKX GMT family
• Date display — practical daily utility
• 42.5 mm stainless steel case — 13.5 mm thick, classic SKX proportions with GMT capability
• Hardlex crystal — Seiko's proprietary hardened mineral glass for everyday scratch resistance
• LumiBrite on hands and hour markers — maximum contrast against the black dial for outstanding low-light legibility
• 10 bar (100 metres) water resistance — genuine swim-ready and snorkelling capability
• Stainless steel bracelet in silver — robust all-metal daily-wear package

Why You'll Love It

The SSK001K1 is the SKX GMT for the buyer who wants the original, the classic, the one that works with everything. Black dial on a silver case is the foundation of sport-watch design — it is the colour combination that every other option in the range is a variation of. The LumiBrite markers pop hardest against the black dial, making this the most readable SKX GMT in low light. The same 4R34 calibre delivers the same three-timezone capability as every other SKX GMT, but on the dial colour that never goes out of style and never clashes with an outfit. If you want one SKX GMT and you want it to work everywhere, black is the answer.

The SKX GMT Family

All SKX GMT models share the same 4R34 calibre, same 42.5 mm case, same Hardlex, same LumiBrite, same date, and same 100 m water resistance. The SSK001K1 has a black dial — the most classic. The SSK003K1 has a blue dial — the most versatile colour. The SSK005K1 has an orange dial — the boldest. The SSK033K1 has a white dial. The SSK035K1 has a green dial. Same GMT watch, five colour expressions.

The Seiko Story

Since 1881, when Kintaro Hattori founded a clock and watch shop in Ginza, Tokyo, Seiko has been at the forefront of timekeeping innovation — from the world's first quartz wristwatch in 1969 to today's GPS Solar and Spring Drive technologies. The Seiko 5 Sports lineage stretches back to the 1960s, and the SKX case shape is one of the most recognisable silhouettes in watchmaking. The SSK001K1 pairs that heritage with GMT functionality in the most timeless dial colour — black on steel, the foundation of every sport-watch collection.

Backed by Seiko's official warranty. Authentic Seiko 5 Sports, sold by authorised retailer City Chain Singapore.

Explore more Seiko 5 Sports, browse the full Seiko collection, or see all Men's watches at City Chain Singapore.

Calibre Type: Automatic - Powered By The Movement Of The Wearer
Calibre Number: 4R34
Calibre Function: Analogue - 3 Hands G.M.T
Power Reserve: Approx. 41 Hours
Display: Analogue

Case Material: Stainless Steel
Case Color: Silver
Case Diameter: 42.5mm
Case Thickness: 13.5mm
Water Resistance: 100 Metres
Glass: Hardlex
Crown: Pull Out
Rotating Bezel: Two-Way

Dial Color: Black
Dial Markers: Batons
Hand Indicators: Hour, Minute, Seconds, 24-Hour
Calendar Indicators: Date
Lumibrite: Hands & Hour Markers

Band/Bracelet: Bracelet - Stainless Steel
Band Color: Silver

Hand Winding: Yes
Dual Time: Three timezones — main hands, G.M.T hand, and bezel can each be set to different times
See-through Case Back: Yes

Extra $15 OFF with min. $200 spend
Use Code: FORYOU15

Extra $30 OFF with min. $400 spend
Use Code: FORYOU30

Delivery within Singapore
Order by 11AM
(Mon - Fri for faster processing)

Checkout options may vary depending on order value and eligibility.

• Free Speedpost Domestic Delivery — 1–2 business days
• Free DHL Domestic Delivery — next business day
• Express Delivery — S$30, order by 2PM
• Click & Collect — ready in 2–3 business days. Please wait for the collection confirmation email before visiting the store.

Weekend & Public Holiday Orders

Orders placed after the applicable cut-off time, on weekends, or on public holidays will be processed on the next business day. Delivery will take place on the next available business day based on the selected delivery service.

During peak periods, festive seasons, major launches or sale events, additional processing and delivery time may be required.

For online purchase, you can have bracelet or leather strap adjustments done at any City Chain store. Please bring along your warranty book for the service.