SEIKO 5 SPORTS SSK036K1 AUTOMATIC G.M.T. MEN WATCH

Seiko SSK036K1 — 5 Sports SKX GMT Black on Brown Leather

The Seiko SSK036K1 is a leather-strap variant of the Seiko 5 Sports SKX GMT — sharing the same 4R34 automatic GMT calibre, the same 42.5 mm case, the same two-way rotating bezel for three-timezone tracking, the same LumiBrite, the same date, and the same 100 m water resistance as the bracelet-equipped SSK001K1, SSK003K1, and SSK005K1, but with a brown leather strap and a Hardlex crystal with a date magnifier. The date magnifier is a cyclops lens over the date window that makes the date readout significantly larger and easier to read — a practical upgrade that the standard SKX GMT models do not have. The brown leather strap on a black dial and silver case creates a warm, vintage-inspired combination that contrasts with the all-steel aesthetic of the bracelet siblings.

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 — high-contrast, high-legibility against LumiBrite markers
• Date display with magnifier — cyclops lens over the date window for enlarged, easier date reading
• 42.5 mm stainless steel case — classic SKX proportions with GMT capability
• Hardlex crystal with magnified glass — Seiko's hardened mineral glass with an integrated date magnifier
• Two-way rotating bezel — third timezone tracking, same as all SKX GMT models
• LumiBrite on hands and hour markers — full low-light legibility
• 10 bar (100 metres) water resistance — genuine swim-ready capability
• Brown leather strap — warm, tactile, lighter on the wrist than steel, creating a vintage-sport aesthetic

Why You'll Love It

The SSK036K1 combines two upgrades over the standard SKX GMT: a date magnifier for easier reading and a brown leather strap for a warmer, lighter wearing experience. The magnifier is a practical improvement that makes the date window — often the hardest element to read on a sport watch — visibly larger. The brown leather strap on a black dial creates a vintage-sport combination that reads as more casual and more characterful than an all-steel bracelet. At $626.80 it is also more affordable than the $654 bracelet models — you get the magnifier upgrade for less.

SSK036K1 vs SSK001K1 / SSK003K1 / SSK005K1

All share the same 4R34 GMT calibre, same 42.5 mm case, same two-way bezel, same LumiBrite, same date, and same 100 m water resistance. The SSK036K1 has a Hardlex with date magnifier and a brown leather strap — the most readable date, lightest on the wrist, most vintage-looking. The SSK001K1 (black), SSK003K1 (blue), and SSK005K1 (orange) have standard Hardlex and stainless steel bracelets — the all-metal, all-sport option.

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 SSK036K1 adds a date magnifier and brown leather to that heritage — the most readable, most vintage-flavoured SKX GMT in the range.

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
Water Resistance: 100 Metres
Glass: Hardlex with Magnified Glass
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: Strap - Leather
Band Color: Brown

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.